#Read Data
data = read.table("SPRING 2015 TEAC.tab", header= TRUE, sep="\t")SPRING 2015:
Summary by Category:
## $`Student Teaching Assessment ELED K-6 (2012-2013 Format).Dispositions - Caring and effective teaching skill `
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.898781 0.8996687 0.8720113 0.6915241 8.966975 0.0313393 4.408791
## sd
## 0.6341133
##
## $`Student Teaching Assessment SECED 7-12 (2012-2013 Format).Dispositions - Caring and effective teaching skill `
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.8717585 0.8733783 0.8454415 0.6329447 6.89754 0.0390297 4.753112
## sd
## 0.4746058
##
## $`Student Teaching Assessment Special Education Fall 2010.Dispositions - Caring and effective teaching skill `
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9044524 0.9047369 0.8913713 0.7036432 9.497242 0.06130057 4.613924
## sd
## 0.4996753
##
## $`Student Teaching Assessment ELED K-6 (2012-2013 Format).Dispositions - Learning how to learn`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9234725 0.925101 0.9162832 0.7118374 12.35132 0.02397454 4.389634
## sd
## 0.6473771
##
## $`Student Teaching Assessment SECED 7-12 (2012-2013 Format).Dispositions - Learning how to learn`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9093367 0.9127166 0.9066798 0.6765204 10.45693 0.02923233 4.735477
## sd
## 0.4750621
##
## $`Student Teaching Assessment Special Education Fall 2010.Dispositions - Learning how to learn`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9240222 0.925144 0.9118511 0.7119648 12.35899 0.04761874 4.620253
## sd
## 0.4873738
##
## $`Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Caring and effective teaching skill`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.8105983 0.8153356 0.7783168 0.5246712 4.415228 0.03861302 3.961382
## sd
## 0.5969462
##
## $`Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Caring and effective teaching skill`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9149743 0.9195076 0.9252777 0.559332 11.42354 0.01877818 4.58596
## sd
## 0.4916566
##
## $`Student Teaching Assessment Special Education Fall 2010.TEAC Caring and effective teaching skill`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9201222 0.9202975 0.9258688 0.6225736 11.54666 0.03710682 4.179289
## sd
## 0.5923313
##
## $`Student Teaching Classroom Survey Elementary Grades 4-6.TEAC Caring and effective teaching skill`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.7419458 0.768847 0.737993 0.4540098 3.326138 0.1021378 3.591014
## sd
## 0.1804817
##
## $`Student Teaching Classroom Survey Secondary Grades 7-12.TEAC Caring and effective teaching skill`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9340615 0.9392149 0.9356042 0.755518 15.45141 0.04128895 3.540898
## sd
## 0.2846104
##
## $`Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Learning how to learn`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.8889999 0.8891874 0.8727197 0.6161006 8.024246 0.02685493 4.318191
## sd
## 0.5914681
##
## $`Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Learning how to learn`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.6317214 0.6362232 0.4665157 0.4665157 1.748939 0.1015308 4.589583
## sd
## 0.5443662
##
## $`Student Teaching Assessment Special Education Fall 2010.TEAC Learning how to learn`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.8604023 0.8623966 0.8343273 0.6104123 6.267265 0.06855958 4.373494
## sd
## 0.5874364
##
## $`Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Multicultural perspectives and accuracy`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.7013288 0.7052064 0.5446478 0.5446478 2.392204 0.0823087 3.761468
## sd
## 0.6360694
##
## $`Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Multicultural perspectives and accuracy`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9124205 0.9141651 0.9055988 0.6034055 10.65027 0.02249623 4.371198
## sd
## 0.5955163
##
## $`Student Teaching Assessment Special Education Fall 2010.TEAC Multicultural perspectives and accuracy`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9538347 0.9539022 0.9723986 0.775222 20.69301 0.03605874 4.027236
## sd
## 0.6378414
##
## $`Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Pedagogical knowledge`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9272728 0.9275812 0.9311342 0.5379815 12.80857 0.01334364 4.029556
## sd
## 0.5640673
##
## $`Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Pedagogical knowledge`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9247055 0.925687 0.9252945 0.6089282 12.4566 0.01936672 4.446962
## sd
## 0.5820285
##
## $`Student Teaching Assessment Special Education Fall 2010.TEAC Pedagogical knowledge`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9697367 0.9698681 0.980398 0.6413443 32.18741 0.01369026 4.172868
## sd
## 0.5668992
##
## $`Student Teaching Classroom Survey Elementary Grades 4-6.TEAC Pedagogical knowledge`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.8466048 0.8437234 0.8432117 0.5744188 5.398911 0.08188092 3.520141
## sd
## 0.2142961
##
## $`Student Teaching Classroom Survey Secondary Grades 7-12.TEAC Pedagogical knowledge`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9198929 0.92696 0.926925 0.6445101 12.69113 0.03344559 3.547794
## sd
## 0.2737603
##
## $`Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Subject matter knowledge`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.8846591 0.8853059 0.8662415 0.6068824 7.718841 0.03168625 4.511111
## sd
## 0.560589
##
## $`Student Teaching Assessment Special Education Fall 2010.TEAC Subject matter knowledge`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.9729436 0.9730307 1 0.6671549 36.07921 0.01317836 4.124247
## sd
## 0.6059497
##
## $`Student Teaching Classroom Survey Elementary Grades 4-6.TEAC Subject matter knowledge`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.7363151 0.7363173 0.5826758 0.5826758 2.792437 0.1849943 3.724508
## sd
## 0.175833
##
## $`Student Teaching Classroom Survey Secondary Grades 7-12.TEAC Subject matter knowledge`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.7677349 0.790437 0.774995 0.4853209 3.771834 0.0752843 3.584483
## sd
## 0.1951698
##
## $`Student Teaching Assessment Special Education Fall 2010.TEAC Technology`
## raw_alpha std.alpha G6(smc) average_r S/N ase mean
## 0.8161126 0.8162685 0.6895723 0.6895723 4.442724 0.1454847 4.148148
## sd
## 0.6775159Raw Statistics Output:
## [1] "Student Teaching Assessment ELED K-6 (2012-2013 Format).Dispositions - Caring and effective teaching skill "
##
## Reliability analysis Student Teaching Assessment ELED K-6 (2012-2013 Format).Dispositions - Caring and effective teaching skill
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.9 0.9 0.87 0.69 9 0.031 4.4 0.63
##
## lower alpha upper 95% confidence boundaries
## 0.84 0.9 0.96
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 1 0.88 0.88 0.84 0.72 7.6 0.043
## 10 0.86 0.86 0.80 0.67 6.1 0.045
## 6 0.87 0.87 0.82 0.69 6.7 0.044
## 7 0.87 0.87 0.82 0.69 6.6 0.044
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 1 328 0.85 0.86 0.78 0.74 4.5 0.65
## 10 327 0.90 0.89 0.85 0.81 4.3 0.79
## 6 328 0.88 0.88 0.82 0.78 4.4 0.71
## 7 328 0.88 0.88 0.82 0.78 4.4 0.74
##
## Non missing response frequency for each item
## 2 3 4 5 miss
## [1,] 0.00 0.09 0.31 0.60 0
## [2,] 0.01 0.17 0.32 0.50 0
## [3,] 0.00 0.12 0.33 0.55 0
## [4,] 0.00 0.14 0.30 0.55 0
## [1] "Student Teaching Assessment SECED 7-12 (2012-2013 Format).Dispositions - Caring and effective teaching skill "
##
## Reliability analysis Student Teaching Assessment SECED 7-12 (2012-2013 Format).Dispositions - Caring and effective teaching skill
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.87 0.87 0.85 0.63 6.9 0.039 4.8 0.47
##
## lower alpha upper 95% confidence boundaries
## 0.8 0.87 0.95
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 1 0.86 0.87 0.82 0.69 6.5 0.051
## 10 0.85 0.85 0.80 0.66 5.7 0.053
## 6 0.81 0.81 0.74 0.58 4.2 0.057
## 7 0.82 0.82 0.77 0.61 4.7 0.055
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 1 236 0.80 0.80 0.70 0.66 4.8 0.52
## 10 239 0.82 0.83 0.75 0.70 4.8 0.49
## 6 240 0.91 0.90 0.86 0.80 4.7 0.66
## 7 240 0.87 0.87 0.82 0.77 4.7 0.56
##
## Non missing response frequency for each item
## 2 3 4 5 miss
## [1,] 0.00 0.05 0.11 0.83 0.02
## [2,] 0.00 0.03 0.16 0.81 0.01
## [3,] 0.02 0.06 0.12 0.80 0.01
## [4,] 0.00 0.06 0.15 0.80 0.01
## [1] "Student Teaching Assessment Special Education Fall 2010.Dispositions - Caring and effective teaching skill "
##
## Reliability analysis Student Teaching Assessment Special Education Fall 2010.Dispositions - Caring and effective teaching skill
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.9 0.9 0.89 0.7 9.5 0.061 4.6 0.5
##
## lower alpha upper 95% confidence boundaries
## 0.78 0.9 1.02
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 1 0.90 0.90 0.86 0.75 8.9 0.082
## 10 0.88 0.88 0.83 0.71 7.3 0.085
## 6 0.87 0.87 0.84 0.69 6.7 0.086
## 7 0.86 0.86 0.81 0.67 6.1 0.088
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 1 79 0.84 0.84 0.76 0.73 4.7 0.54
## 10 79 0.88 0.88 0.84 0.78 4.6 0.55
## 6 79 0.90 0.89 0.85 0.81 4.6 0.61
## 7 79 0.91 0.91 0.89 0.83 4.6 0.56
##
## Non missing response frequency for each item
## 3 4 5 miss
## [1,] 0.04 0.24 0.72 0.05
## [2,] 0.03 0.39 0.58 0.05
## [3,] 0.06 0.28 0.66 0.05
## [4,] 0.04 0.30 0.66 0.05
## [1] "Student Teaching Assessment ELED K-6 (2012-2013 Format).Dispositions - Learning how to learn"
##
## Reliability analysis Student Teaching Assessment ELED K-6 (2012-2013 Format).Dispositions - Learning how to learn
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.92 0.93 0.92 0.71 12 0.024 4.4 0.65
##
## lower alpha upper 95% confidence boundaries
## 0.88 0.92 0.97
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 11 0.91 0.91 0.89 0.73 10.7 0.030
## 2 0.91 0.91 0.89 0.71 9.7 0.031
## 4 0.91 0.91 0.89 0.72 10.4 0.030
## 8 0.91 0.91 0.89 0.71 9.9 0.031
## 9 0.90 0.90 0.87 0.69 8.9 0.032
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 11 328 0.84 0.86 0.81 0.77 4.6 0.63
## 2 326 0.88 0.88 0.84 0.81 4.5 0.70
## 4 325 0.88 0.86 0.82 0.79 4.3 0.79
## 8 328 0.88 0.88 0.84 0.81 4.4 0.74
## 9 327 0.92 0.91 0.89 0.85 4.2 0.82
##
## Non missing response frequency for each item
## 2 3 4 5 miss
## [1,] 0.00 0.08 0.29 0.64 0.00
## [2,] 0.00 0.12 0.30 0.59 0.01
## [3,] 0.01 0.18 0.31 0.51 0.01
## [4,] 0.00 0.14 0.30 0.55 0.00
## [5,] 0.02 0.21 0.33 0.44 0.00
## [1] "Student Teaching Assessment SECED 7-12 (2012-2013 Format).Dispositions - Learning how to learn"
##
## Reliability analysis Student Teaching Assessment SECED 7-12 (2012-2013 Format).Dispositions - Learning how to learn
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.91 0.91 0.91 0.68 10 0.029 4.7 0.48
##
## lower alpha upper 95% confidence boundaries
## 0.85 0.91 0.97
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 11 0.90 0.90 0.89 0.69 8.7 0.037
## 2 0.89 0.90 0.89 0.69 8.7 0.037
## 4 0.90 0.91 0.89 0.71 9.7 0.036
## 8 0.88 0.89 0.86 0.66 7.7 0.039
## 9 0.87 0.88 0.85 0.64 7.3 0.039
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 11 241 0.83 0.85 0.79 0.76 4.8 0.43
## 2 241 0.85 0.85 0.79 0.76 4.7 0.55
## 4 236 0.81 0.82 0.74 0.71 4.8 0.55
## 8 240 0.89 0.89 0.88 0.83 4.7 0.57
## 9 239 0.92 0.91 0.90 0.85 4.7 0.66
##
## Non missing response frequency for each item
## 2 3 4 5 miss
## [1,] 0.00 0.02 0.13 0.85 0.00
## [2,] 0.00 0.05 0.16 0.79 0.00
## [3,] 0.00 0.06 0.12 0.82 0.02
## [4,] 0.00 0.05 0.20 0.75 0.01
## [5,] 0.01 0.08 0.16 0.75 0.01
## [1] "Student Teaching Assessment Special Education Fall 2010.Dispositions - Learning how to learn"
##
## Reliability analysis Student Teaching Assessment Special Education Fall 2010.Dispositions - Learning how to learn
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.92 0.93 0.91 0.71 12 0.048 4.6 0.49
##
## lower alpha upper 95% confidence boundaries
## 0.83 0.92 1.02
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 11 0.90 0.90 0.88 0.70 9.5 0.062
## 2 0.91 0.91 0.89 0.73 10.6 0.060
## 4 0.90 0.90 0.88 0.70 9.5 0.062
## 8 0.91 0.91 0.89 0.72 10.4 0.060
## 9 0.90 0.91 0.88 0.70 9.5 0.061
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 11 79 0.89 0.89 0.86 0.82 4.7 0.52
## 2 79 0.85 0.86 0.80 0.77 4.7 0.52
## 4 78 0.89 0.89 0.86 0.82 4.6 0.56
## 8 79 0.86 0.86 0.81 0.78 4.6 0.57
## 9 79 0.89 0.89 0.86 0.82 4.5 0.62
##
## Non missing response frequency for each item
## 3 4 5 miss
## [1,] 0.03 0.27 0.71 0.05
## [2,] 0.03 0.25 0.72 0.05
## [3,] 0.04 0.28 0.68 0.06
## [4,] 0.04 0.34 0.62 0.05
## [5,] 0.06 0.38 0.56 0.05
## [1] "Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Caring and effective teaching skill"
##
## Reliability analysis Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Caring and effective teaching skill
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.81 0.82 0.78 0.52 4.4 0.039 4 0.6
##
## lower alpha upper 95% confidence boundaries
## 0.73 0.81 0.89
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## I.1 0.83 0.83 0.76 0.61 4.8 0.047
## II.2 0.73 0.73 0.66 0.47 2.7 0.055
## III.2 0.75 0.76 0.70 0.51 3.2 0.053
## III.3 0.74 0.75 0.67 0.50 2.9 0.054
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## I.1 316 0.74 0.72 0.55 0.50 3.6 0.80
## II.2 324 0.83 0.85 0.79 0.71 4.0 0.68
## III.2 327 0.81 0.81 0.72 0.65 4.2 0.72
## III.3 327 0.83 0.83 0.76 0.67 4.0 0.77
##
## Non missing response frequency for each item
## 1 2 3 4 5 miss
## [1,] 0 0.03 0.45 0.35 0.16 0.04
## [2,] 0 0.00 0.22 0.55 0.23 0.01
## [3,] 0 0.00 0.16 0.43 0.41 0.00
## [4,] 0 0.03 0.24 0.50 0.24 0.00
## [1] "Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Caring and effective teaching skill"
##
## Reliability analysis Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Caring and effective teaching skill
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.91 0.92 0.93 0.56 11 0.019 4.6 0.49
##
## lower alpha upper 95% confidence boundaries
## 0.88 0.91 0.95
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## I.1 0.90 0.91 0.91 0.55 9.7 0.022
## III.1 0.90 0.91 0.91 0.55 9.7 0.022
## IX.1 0.91 0.91 0.92 0.56 10.3 0.021
## V.3 0.90 0.91 0.92 0.56 10.2 0.021
## VI.3 0.90 0.91 0.92 0.56 10.1 0.021
## VI.4 0.90 0.91 0.91 0.56 10.2 0.021
## VIII.3 0.91 0.91 0.92 0.57 10.5 0.021
## X.1 0.91 0.91 0.91 0.56 10.2 0.021
## X.2 0.91 0.91 0.91 0.57 10.6 0.021
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## I.1 236 0.84 0.83 0.81 0.79 4.5 0.66
## III.1 236 0.84 0.83 0.81 0.78 4.5 0.71
## IX.1 232 0.77 0.77 0.72 0.69 4.6 0.67
## V.3 226 0.79 0.78 0.74 0.72 4.3 0.72
## VI.3 233 0.81 0.78 0.75 0.73 4.5 0.73
## VI.4 236 0.79 0.77 0.74 0.72 4.5 0.67
## VIII.3 241 0.74 0.74 0.70 0.66 4.7 0.55
## X.1 240 0.75 0.78 0.76 0.69 4.8 0.45
## X.2 229 0.71 0.74 0.71 0.64 4.9 0.39
##
## Non missing response frequency for each item
## 1 2 3 4 5 miss
## [1,] 0 0.00 0.09 0.31 0.60 0.02
## [2,] 0 0.01 0.09 0.32 0.58 0.02
## [3,] 0 0.00 0.08 0.23 0.69 0.04
## [4,] 0 0.00 0.14 0.41 0.45 0.07
## [5,] 0 0.01 0.07 0.32 0.59 0.04
## [6,] 0 0.01 0.08 0.32 0.60 0.02
## [7,] 0 0.00 0.04 0.20 0.76 0.00
## [8,] 0 0.00 0.02 0.12 0.86 0.01
## [9,] 0 0.00 0.01 0.12 0.87 0.05
## [1] "Student Teaching Assessment Special Education Fall 2010.TEAC Caring and effective teaching skill"
##
## Reliability analysis Student Teaching Assessment Special Education Fall 2010.TEAC Caring and effective teaching skill
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.92 0.92 0.93 0.62 12 0.037 4.2 0.59
##
## lower alpha upper 95% confidence boundaries
## 0.85 0.92 0.99
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## IV.9 0.91 0.91 0.90 0.62 9.7 0.044
## V.1 0.91 0.91 0.92 0.63 10.3 0.043
## V.6 0.90 0.90 0.90 0.61 9.5 0.044
## V.8 0.91 0.91 0.92 0.64 10.5 0.043
## VII.5 0.92 0.92 0.92 0.64 10.8 0.042
## VIII.8 0.90 0.90 0.90 0.60 9.0 0.045
## X.5 0.91 0.91 0.91 0.62 9.7 0.044
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## IV.9 82 0.83 0.83 0.82 0.77 4.3 0.69
## V.1 77 0.78 0.80 0.75 0.72 4.0 0.69
## V.6 83 0.85 0.85 0.84 0.79 4.2 0.72
## V.8 83 0.79 0.79 0.73 0.70 4.3 0.74
## VII.5 81 0.78 0.77 0.71 0.68 4.2 0.73
## VIII.8 82 0.88 0.88 0.87 0.84 4.0 0.73
## X.5 81 0.84 0.84 0.81 0.77 4.1 0.73
##
## Non missing response frequency for each item
## 2 3 4 5 miss
## [1,] 0.00 0.13 0.44 0.43 0.01
## [2,] 0.00 0.22 0.53 0.25 0.07
## [3,] 0.00 0.19 0.46 0.35 0.00
## [4,] 0.01 0.12 0.37 0.49 0.00
## [5,] 0.00 0.19 0.43 0.38 0.02
## [6,] 0.00 0.24 0.48 0.28 0.01
## [7,] 0.00 0.20 0.46 0.35 0.02
## [1] "Student Teaching Classroom Survey Elementary Grades 4-6.TEAC Caring and effective teaching skill"
##
## Reliability analysis Student Teaching Classroom Survey Elementary Grades 4-6.TEAC Caring and effective teaching skill
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.74 0.77 0.74 0.45 3.3 0.1 3.6 0.18
##
## lower alpha upper 95% confidence boundaries
## 0.54 0.74 0.94
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 10 0.73 0.77 0.71 0.52 3.3 0.13
## 7 0.75 0.76 0.69 0.52 3.2 0.12
## 8 0.60 0.64 0.56 0.37 1.8 0.15
## 9 0.65 0.67 0.61 0.41 2.1 0.14
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 10 58 0.72 0.70 0.53 0.44 3.7 0.23
## 7 55 0.70 0.71 0.56 0.47 3.2 0.29
## 8 56 0.81 0.85 0.81 0.70 3.7 0.21
## 9 58 0.78 0.81 0.74 0.63 3.8 0.18
## [1] "Student Teaching Classroom Survey Secondary Grades 7-12.TEAC Caring and effective teaching skill"
##
## Reliability analysis Student Teaching Classroom Survey Secondary Grades 7-12.TEAC Caring and effective teaching skill
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.93 0.94 0.94 0.76 15 0.041 3.5 0.28
##
## lower alpha upper 95% confidence boundaries
## 0.85 0.93 1.01
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 13 0.93 0.94 0.93 0.80 16 0.051
## 14 0.91 0.91 0.90 0.73 11 0.055
## 15 0.90 0.91 0.89 0.72 10 0.056
## 16 0.94 0.94 0.93 0.80 16 0.050
## 17 0.91 0.92 0.91 0.74 11 0.054
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 13 97 0.85 0.84 0.78 0.76 3.2 0.35
## 14 98 0.94 0.93 0.93 0.90 3.5 0.37
## 15 98 0.95 0.95 0.95 0.92 3.6 0.32
## 16 99 0.82 0.84 0.78 0.75 3.8 0.23
## 17 98 0.91 0.92 0.90 0.87 3.6 0.29
## [1] "Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Learning how to learn"
##
## Reliability analysis Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Learning how to learn
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.89 0.89 0.87 0.62 8 0.027 4.3 0.59
##
## lower alpha upper 95% confidence boundaries
## 0.84 0.89 0.94
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## IX.1 0.86 0.86 0.83 0.60 6.1 0.035
## VI.4 0.87 0.86 0.83 0.62 6.4 0.034
## VIII.1 0.86 0.86 0.83 0.61 6.2 0.035
## VIII.2 0.86 0.86 0.83 0.61 6.2 0.035
## X.1 0.88 0.88 0.85 0.65 7.4 0.033
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## IX.1 324 0.86 0.85 0.81 0.76 4.2 0.74
## VI.4 318 0.82 0.83 0.78 0.73 4.4 0.68
## VIII.1 328 0.84 0.85 0.80 0.75 4.3 0.69
## VIII.2 323 0.85 0.84 0.80 0.75 4.1 0.76
## X.1 328 0.78 0.79 0.70 0.66 4.5 0.69
##
## Non missing response frequency for each item
## 2 3 4 5 miss
## [1,] 0.00 0.18 0.40 0.42 0.01
## [2,] 0.00 0.11 0.34 0.55 0.03
## [3,] 0.00 0.12 0.41 0.46 0.00
## [4,] 0.00 0.25 0.43 0.32 0.02
## [5,] 0.01 0.10 0.27 0.62 0.00
## [1] "Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Learning how to learn"
##
## Reliability analysis Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Learning how to learn
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.63 0.64 0.47 0.47 1.7 0.1 4.6 0.54
##
## lower alpha upper 95% confidence boundaries
## 0.43 0.63 0.83
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## VIII.1 0.47 0.47 0.22 0.47 NA NA
## VIII.2 0.47 0.47 0.22 0.47 NA NA
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## VIII.1 225 0.88 0.86 0.58 0.47 4.5 0.67
## VIII.2 240 0.85 0.86 0.58 0.47 4.6 0.58
##
## Non missing response frequency for each item
## 3 4 5 miss
## [1,] 0.10 0.26 0.64 0.07
## [2,] 0.05 0.27 0.68 0.01
## [1] "Student Teaching Assessment Special Education Fall 2010.TEAC Learning how to learn"
##
## Reliability analysis Student Teaching Assessment Special Education Fall 2010.TEAC Learning how to learn
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.86 0.86 0.83 0.61 6.3 0.069 4.4 0.59
##
## lower alpha upper 95% confidence boundaries
## 0.73 0.86 0.99
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## IX.12 0.84 0.84 0.79 0.64 5.4 0.091
## IX.5 0.79 0.80 0.73 0.57 4.1 0.099
## IX.7 0.83 0.83 0.78 0.62 4.8 0.093
## X.10 0.82 0.82 0.76 0.61 4.7 0.095
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## IX.12 83 0.79 0.81 0.71 0.66 4.6 0.59
## IX.5 83 0.88 0.87 0.83 0.77 4.3 0.72
## IX.7 83 0.84 0.84 0.75 0.70 4.3 0.70
## X.10 82 0.86 0.84 0.78 0.72 4.2 0.77
##
## Non missing response frequency for each item
## 3 4 5 miss
## [1,] 0.05 0.33 0.63 0.00
## [2,] 0.14 0.36 0.49 0.00
## [3,] 0.13 0.40 0.47 0.00
## [4,] 0.21 0.37 0.43 0.01
## [1] "Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Multicultural perspectives and accuracy"
##
## Reliability analysis Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Multicultural perspectives and accuracy
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.7 0.71 0.54 0.54 2.4 0.082 3.8 0.64
##
## lower alpha upper 95% confidence boundaries
## 0.54 0.7 0.86
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## II.1 0.54 0.54 0.3 0.54 NA NA
## IV.2 0.54 0.54 0.3 0.54 NA NA
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## II.1 326 0.88 0.88 0.65 0.54 3.8 0.67
## IV.2 298 0.90 0.88 0.65 0.54 3.7 0.76
##
## Non missing response frequency for each item
## 1 2 3 4 5 miss
## [1,] 0 0.00 0.33 0.53 0.14 0.01
## [2,] 0 0.02 0.38 0.44 0.15 0.09
## [1] "Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Multicultural perspectives and accuracy"
##
## Reliability analysis Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Multicultural perspectives and accuracy
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.91 0.91 0.91 0.6 11 0.022 4.4 0.6
##
## lower alpha upper 95% confidence boundaries
## 0.87 0.91 0.96
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## I.2 0.90 0.90 0.89 0.61 9.2 0.026
## I.3 0.91 0.91 0.90 0.63 10.1 0.025
## II.1 0.89 0.90 0.88 0.59 8.7 0.027
## II.2 0.90 0.90 0.89 0.60 9.0 0.027
## II.3 0.90 0.90 0.89 0.60 8.9 0.027
## V.1 0.90 0.90 0.89 0.60 9.1 0.026
## VI.1 0.90 0.90 0.88 0.60 8.9 0.027
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## I.2 233 0.79 0.81 0.76 0.73 4.4 0.65
## I.3 198 0.77 0.75 0.69 0.66 4.1 0.82
## II.1 232 0.85 0.84 0.82 0.78 4.4 0.76
## II.2 234 0.82 0.82 0.78 0.75 4.5 0.69
## II.3 235 0.83 0.83 0.79 0.76 4.4 0.70
## V.1 224 0.83 0.81 0.77 0.74 4.4 0.72
## VI.1 235 0.84 0.83 0.80 0.76 4.4 0.74
##
## Non missing response frequency for each item
## 1 2 3 4 5 miss
## [1,] 0.00 0.00 0.09 0.42 0.49 0.04
## [2,] 0.01 0.01 0.23 0.39 0.36 0.18
## [3,] 0.00 0.03 0.08 0.36 0.53 0.04
## [4,] 0.00 0.00 0.10 0.30 0.59 0.03
## [5,] 0.00 0.01 0.09 0.36 0.54 0.03
## [6,] 0.00 0.00 0.14 0.34 0.51 0.07
## [7,] 0.00 0.02 0.09 0.33 0.56 0.03
## [1] "Student Teaching Assessment Special Education Fall 2010.TEAC Multicultural perspectives and accuracy"
##
## Reliability analysis Student Teaching Assessment Special Education Fall 2010.TEAC Multicultural perspectives and accuracy
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.95 0.95 0.97 0.78 21 0.036 4 0.64
##
## lower alpha upper 95% confidence boundaries
## 0.88 0.95 1.02
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## I.3 0.95 0.95 0.97 0.78 18 0.044
## III.1 0.95 0.95 0.95 0.79 18 0.043
## III.2 0.95 0.95 0.96 0.80 20 0.043
## VI.1 0.94 0.94 0.96 0.77 17 0.044
## VI.6 0.94 0.94 0.95 0.75 15 0.046
## VII.10 0.94 0.94 0.96 0.76 16 0.045
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## I.3 82 0.89 0.89 0.86 0.84 4.1 0.74
## III.1 81 0.90 0.88 0.87 0.83 4.0 0.73
## III.2 82 0.85 0.86 0.84 0.80 4.1 0.67
## VI.1 71 0.90 0.90 0.90 0.86 3.9 0.72
## VI.6 60 0.93 0.96 0.96 0.93 4.0 0.71
## VII.10 78 0.91 0.92 0.91 0.88 4.0 0.72
##
## Non missing response frequency for each item
## 3 4 5 miss
## [1,] 0.23 0.45 0.32 0.01
## [2,] 0.26 0.47 0.27 0.02
## [3,] 0.17 0.54 0.29 0.01
## [4,] 0.32 0.48 0.20 0.14
## [5,] 0.25 0.50 0.25 0.28
## [6,] 0.24 0.49 0.27 0.06
## [1] "Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Pedagogical knowledge"
##
## Reliability analysis Student Teaching Assessment ELED K-6 (2012-2013 Format).TEAC Pedagogical knowledge
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.93 0.93 0.93 0.54 13 0.013 4 0.56
##
## lower alpha upper 95% confidence boundaries
## 0.9 0.93 0.95
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## III.1 0.92 0.92 0.92 0.55 12 0.015
## V.1 0.92 0.92 0.92 0.54 12 0.015
## V.2 0.92 0.92 0.92 0.54 12 0.015
## V.3 0.92 0.92 0.92 0.54 12 0.015
## VI.1 0.92 0.92 0.92 0.55 12 0.015
## VI.2 0.92 0.92 0.92 0.54 12 0.015
## VI.3 0.92 0.92 0.93 0.55 12 0.014
## VII.1 0.92 0.92 0.92 0.53 11 0.015
## VII.2 0.92 0.92 0.92 0.53 11 0.015
## VII.3 0.92 0.92 0.92 0.53 11 0.015
## VII.5 0.92 0.92 0.92 0.54 12 0.015
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## III.1 327 0.72 0.72 0.69 0.66 4.1 0.77
## V.1 324 0.77 0.78 0.76 0.72 3.9 0.71
## V.2 313 0.74 0.74 0.71 0.68 3.8 0.69
## V.3 319 0.76 0.76 0.74 0.70 3.9 0.71
## VI.1 324 0.72 0.72 0.69 0.65 4.3 0.71
## VI.2 325 0.78 0.77 0.75 0.72 4.2 0.79
## VI.3 321 0.71 0.70 0.65 0.63 4.0 0.74
## VII.1 327 0.82 0.82 0.80 0.78 4.0 0.73
## VII.2 327 0.79 0.78 0.76 0.73 3.8 0.77
## VII.3 327 0.83 0.83 0.81 0.79 4.1 0.73
## VII.5 326 0.76 0.75 0.73 0.70 4.2 0.78
##
## Non missing response frequency for each item
## 2 3 4 5 miss
## [1,] 0.02 0.20 0.45 0.33 0.00
## [2,] 0.01 0.30 0.51 0.18 0.01
## [3,] 0.01 0.31 0.53 0.15 0.05
## [4,] 0.01 0.25 0.52 0.21 0.03
## [5,] 0.00 0.13 0.41 0.45 0.01
## [6,] 0.03 0.15 0.42 0.39 0.01
## [7,] 0.01 0.26 0.48 0.26 0.02
## [8,] 0.01 0.24 0.49 0.27 0.00
## [9,] 0.03 0.33 0.46 0.18 0.00
## [10,] 0.01 0.20 0.49 0.31 0.00
## [11,] 0.02 0.17 0.39 0.42 0.01
## [1] "Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Pedagogical knowledge"
##
## Reliability analysis Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Pedagogical knowledge
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.92 0.93 0.93 0.61 12 0.019 4.4 0.58
##
## lower alpha upper 95% confidence boundaries
## 0.89 0.92 0.96
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## I.4 0.91 0.91 0.91 0.60 11 0.022
## I.5 0.92 0.92 0.92 0.63 12 0.022
## III.3 0.92 0.92 0.92 0.63 12 0.022
## V.4 0.91 0.91 0.91 0.60 10 0.023
## V.5 0.92 0.92 0.92 0.61 11 0.022
## VI.3 0.91 0.91 0.91 0.60 11 0.022
## VII.1 0.91 0.91 0.91 0.60 11 0.022
## VII.2 0.91 0.91 0.91 0.60 10 0.023
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## I.4 222 0.83 0.83 0.80 0.77 4.4 0.77
## I.5 182 0.79 0.74 0.70 0.66 4.3 0.77
## III.3 237 0.76 0.75 0.70 0.67 4.5 0.67
## V.4 237 0.84 0.84 0.82 0.79 4.4 0.72
## V.5 222 0.81 0.80 0.77 0.74 4.4 0.70
## VI.3 234 0.84 0.83 0.81 0.77 4.4 0.72
## VII.1 237 0.84 0.84 0.82 0.78 4.6 0.67
## VII.2 239 0.85 0.85 0.83 0.80 4.6 0.66
##
## Non missing response frequency for each item
## 2 3 4 5 miss
## [1,] 0.02 0.11 0.35 0.51 0.08
## [2,] 0.02 0.13 0.35 0.50 0.25
## [3,] 0.01 0.07 0.32 0.59 0.02
## [4,] 0.00 0.13 0.31 0.56 0.02
## [5,] 0.01 0.09 0.37 0.53 0.08
## [6,] 0.01 0.12 0.35 0.53 0.03
## [7,] 0.00 0.08 0.26 0.65 0.02
## [8,] 0.01 0.07 0.26 0.66 0.01
## [1] "Student Teaching Assessment Special Education Fall 2010.TEAC Pedagogical knowledge"
##
## Reliability analysis Student Teaching Assessment Special Education Fall 2010.TEAC Pedagogical knowledge
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.97 0.97 0.98 0.64 32 0.014 4.2 0.57
##
## lower alpha upper 95% confidence boundaries
## 0.94 0.97 1
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## IV.10 0.97 0.97 0.98 0.64 30 0.015
## IV.2 0.97 0.97 0.98 0.65 31 0.014
## IV.3 0.97 0.97 0.98 0.64 30 0.015
## IV.6 0.97 0.97 0.98 0.64 31 0.014
## IV.7 0.97 0.97 0.98 0.63 29 0.015
## IV.8 0.97 0.97 0.98 0.65 31 0.014
## IX.2 0.97 0.97 0.98 0.65 31 0.014
## V.13 0.97 0.97 0.98 0.65 31 0.014
## V.2 0.97 0.97 0.98 0.64 31 0.014
## V.5 0.97 0.97 0.98 0.65 31 0.014
## V.7 0.97 0.97 0.98 0.64 30 0.015
## VII.12 0.97 0.97 0.98 0.65 31 0.014
## VII.13 0.97 0.97 0.98 0.64 31 0.014
## VII.14 0.97 0.97 0.98 0.64 30 0.015
## VII.17 0.97 0.97 0.98 0.64 30 0.015
## VII.7 0.97 0.97 0.98 0.63 29 0.015
## VIII.6 0.97 0.97 0.98 0.63 29 0.015
## X.7 0.97 0.97 0.98 0.64 31 0.014
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## IV.10 82 0.82 0.81 0.80 0.78 4.3 0.67
## IV.2 83 0.77 0.76 0.76 0.73 4.1 0.67
## IV.3 83 0.86 0.85 0.86 0.83 4.1 0.74
## IV.6 83 0.81 0.80 0.80 0.78 4.3 0.64
## IV.7 81 0.88 0.89 0.88 0.87 4.0 0.64
## IV.8 81 0.76 0.75 0.74 0.72 4.1 0.67
## IX.2 83 0.78 0.78 0.77 0.75 4.2 0.76
## V.13 80 0.78 0.77 0.75 0.74 4.0 0.70
## V.2 83 0.80 0.81 0.79 0.78 4.3 0.64
## V.5 83 0.75 0.75 0.73 0.71 4.3 0.66
## V.7 81 0.84 0.84 0.84 0.82 4.1 0.70
## VII.12 82 0.78 0.78 0.77 0.75 4.4 0.70
## VII.13 83 0.80 0.80 0.80 0.77 4.3 0.70
## VII.14 82 0.83 0.82 0.81 0.80 4.3 0.69
## VII.17 82 0.85 0.84 0.84 0.82 4.2 0.70
## VII.7 83 0.88 0.88 0.88 0.87 4.1 0.74
## VIII.6 81 0.90 0.90 0.90 0.89 4.0 0.70
## X.7 81 0.79 0.79 0.78 0.77 4.1 0.72
##
## Non missing response frequency for each item
## 3 4 5 miss
## [1,] 0.12 0.48 0.40 0.01
## [2,] 0.18 0.54 0.28 0.00
## [3,] 0.24 0.46 0.30 0.00
## [4,] 0.11 0.53 0.36 0.00
## [5,] 0.21 0.59 0.20 0.02
## [6,] 0.17 0.54 0.28 0.02
## [7,] 0.19 0.37 0.43 0.00
## [8,] 0.24 0.51 0.25 0.04
## [9,] 0.10 0.51 0.40 0.00
## [10,] 0.11 0.47 0.42 0.00
## [11,] 0.21 0.52 0.27 0.02
## [12,] 0.12 0.34 0.54 0.01
## [13,] 0.13 0.42 0.45 0.00
## [14,] 0.13 0.44 0.43 0.01
## [15,] 0.17 0.48 0.35 0.01
## [16,] 0.23 0.45 0.33 0.00
## [17,] 0.22 0.52 0.26 0.02
## [18,] 0.22 0.48 0.30 0.02
## [1] "Student Teaching Classroom Survey Elementary Grades 4-6.TEAC Pedagogical knowledge"
##
## Reliability analysis Student Teaching Classroom Survey Elementary Grades 4-6.TEAC Pedagogical knowledge
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.85 0.84 0.84 0.57 5.4 0.082 3.5 0.21
##
## lower alpha upper 95% confidence boundaries
## 0.69 0.85 1.01
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 3 0.81 0.80 0.80 0.57 4.1 0.111
## 4 0.76 0.76 0.69 0.51 3.2 0.122
## 5 0.75 0.75 0.69 0.50 3.0 0.123
## 6 0.88 0.88 0.86 0.71 7.3 0.098
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 3 58 0.81 0.82 0.72 0.68 3.5 0.25
## 4 59 0.89 0.88 0.88 0.79 3.4 0.26
## 5 56 0.90 0.89 0.90 0.80 3.4 0.29
## 6 57 0.69 0.70 0.53 0.49 3.7 0.24
## [1] "Student Teaching Classroom Survey Secondary Grades 7-12.TEAC Pedagogical knowledge"
##
## Reliability analysis Student Teaching Classroom Survey Secondary Grades 7-12.TEAC Pedagogical knowledge
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.92 0.93 0.93 0.64 13 0.033 3.5 0.27
##
## lower alpha upper 95% confidence boundaries
## 0.85 0.92 0.99
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 10 0.92 0.92 0.92 0.66 11.7 0.038
## 11 0.91 0.91 0.91 0.64 10.6 0.039
## 12 0.92 0.93 0.92 0.68 12.5 0.038
## 5 0.90 0.90 0.90 0.61 9.5 0.041
## 6 0.91 0.91 0.91 0.64 10.7 0.040
## 7 0.90 0.91 0.91 0.63 10.1 0.041
## 8 0.91 0.92 0.92 0.65 11.4 0.039
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 10 96 0.77 0.79 0.74 0.71 3.8 0.22
## 11 96 0.86 0.85 0.82 0.79 3.4 0.41
## 12 95 0.74 0.75 0.70 0.66 3.6 0.25
## 5 98 0.93 0.91 0.91 0.88 3.6 0.31
## 6 96 0.85 0.84 0.82 0.78 3.4 0.39
## 7 96 0.88 0.88 0.87 0.84 3.4 0.38
## 8 96 0.80 0.81 0.76 0.73 3.6 0.26
## [1] "Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Subject matter knowledge"
##
## Reliability analysis Student Teaching Assessment SECED 7-12 (2012-2013 Format).TEAC Subject matter knowledge
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.88 0.89 0.87 0.61 7.7 0.032 4.5 0.56
##
## lower alpha upper 95% confidence boundaries
## 0.82 0.88 0.95
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## IV.1 0.86 0.86 0.83 0.60 6.1 0.040
## IV.2 0.87 0.87 0.84 0.62 6.6 0.040
## IV.3 0.85 0.85 0.81 0.58 5.6 0.042
## V.2 0.85 0.85 0.82 0.58 5.6 0.041
## VI.2 0.88 0.88 0.85 0.64 7.2 0.039
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## IV.1 240 0.83 0.83 0.78 0.73 4.6 0.65
## IV.2 240 0.80 0.81 0.73 0.69 4.5 0.66
## IV.3 238 0.87 0.86 0.83 0.78 4.5 0.72
## V.2 237 0.86 0.86 0.82 0.77 4.5 0.66
## VI.2 232 0.78 0.77 0.68 0.65 4.4 0.71
##
## Non missing response frequency for each item
## 2 3 4 5 miss
## [1,] 0.00 0.08 0.28 0.64 0.01
## [2,] 0.00 0.09 0.30 0.60 0.01
## [3,] 0.02 0.08 0.30 0.60 0.02
## [4,] 0.00 0.08 0.29 0.63 0.02
## [5,] 0.01 0.09 0.34 0.56 0.04
## [1] "Student Teaching Assessment Special Education Fall 2010.TEAC Subject matter knowledge"
##
## Reliability analysis Student Teaching Assessment Special Education Fall 2010.TEAC Subject matter knowledge
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.97 0.97 1 0.67 36 0.013 4.1 0.61
##
## lower alpha upper 95% confidence boundaries
## 0.95 0.97 1
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## IV.1 0.97 0.97 1.00 0.67 35 0.014
## IV.4 0.97 0.97 0.99 0.68 36 0.014
## IV.5 0.97 0.97 1.00 0.67 35 0.014
## IX.6 0.97 0.97 1.00 0.67 35 0.014
## V.12 0.97 0.97 1.00 0.68 35 0.014
## V.4 0.97 0.97 1.00 0.67 35 0.014
## VI.3 0.97 0.97 1.00 0.66 33 0.014
## VI.5 0.97 0.97 1.00 0.66 33 0.014
## VII.1 0.97 0.97 1.00 0.67 34 0.014
## VII.15 0.97 0.97 0.98 0.66 34 0.014
## VII.16 0.97 0.97 1.00 0.67 34 0.014
## VII.2 0.97 0.97 1.00 0.66 33 0.014
## VII.4 0.97 0.97 1.00 0.67 35 0.014
## VII.8 0.97 0.97 1.00 0.66 33 0.014
## VII.9 0.97 0.97 1.00 0.66 33 0.014
## VIII.5 0.97 0.97 1.00 0.66 33 0.014
## VIII.7 0.97 0.97 1.00 0.66 33 0.014
## VIII.9 0.97 0.97 1.00 0.67 35 0.014
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## IV.1 83 0.78 0.78 0.78 0.75 4.1 0.70
## IV.4 39 0.76 0.74 0.74 0.71 4.3 0.73
## IV.5 83 0.76 0.77 0.77 0.74 4.0 0.64
## IX.6 83 0.77 0.78 0.78 0.75 4.2 0.73
## V.12 64 0.80 0.75 0.75 0.72 4.2 0.65
## V.4 75 0.78 0.77 0.77 0.74 4.0 0.71
## VI.3 81 0.87 0.86 0.86 0.85 4.0 0.72
## VI.5 82 0.86 0.86 0.86 0.85 4.1 0.75
## VII.1 82 0.86 0.84 0.84 0.82 4.2 0.70
## VII.15 35 0.88 0.85 0.85 0.83 4.3 0.66
## VII.16 82 0.86 0.85 0.85 0.82 4.2 0.71
## VII.2 83 0.90 0.89 0.89 0.88 4.2 0.72
## VII.4 80 0.80 0.79 0.79 0.76 4.1 0.76
## VII.8 82 0.91 0.91 0.91 0.90 4.0 0.71
## VII.9 83 0.92 0.92 0.92 0.91 4.1 0.73
## VIII.5 83 0.88 0.88 0.88 0.87 4.1 0.76
## VIII.7 82 0.89 0.89 0.89 0.87 4.0 0.70
## VIII.9 83 0.79 0.77 0.77 0.74 4.2 0.76
##
## Non missing response frequency for each item
## 3 4 5 miss
## [1,] 0.18 0.49 0.33 0.00
## [2,] 0.15 0.38 0.46 0.53
## [3,] 0.20 0.59 0.20 0.00
## [4,] 0.17 0.42 0.41 0.00
## [5,] 0.12 0.53 0.34 0.23
## [6,] 0.23 0.51 0.27 0.10
## [7,] 0.25 0.48 0.27 0.02
## [8,] 0.24 0.44 0.32 0.01
## [9,] 0.16 0.46 0.38 0.01
## [10,] 0.11 0.51 0.37 0.58
## [11,] 0.16 0.44 0.40 0.01
## [12,] 0.17 0.45 0.39 0.00
## [13,] 0.22 0.41 0.36 0.04
## [14,] 0.23 0.50 0.27 0.01
## [15,] 0.20 0.46 0.34 0.00
## [16,] 0.23 0.42 0.35 0.00
## [17,] 0.23 0.51 0.26 0.01
## [18,] 0.22 0.40 0.39 0.00
## [1] "Student Teaching Classroom Survey Elementary Grades 4-6.TEAC Subject matter knowledge"
##
## Reliability analysis Student Teaching Classroom Survey Elementary Grades 4-6.TEAC Subject matter knowledge
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.74 0.74 0.58 0.58 2.8 0.18 3.7 0.18
##
## lower alpha upper 95% confidence boundaries
## 0.37 0.74 1.1
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 1 0.58 0.58 0.34 0.58 NA NA
## 2 0.58 0.58 0.34 0.58 NA NA
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 1 61 0.89 0.89 0.68 0.58 3.7 0.2
## 2 59 0.89 0.89 0.68 0.58 3.7 0.2
## [1] "Student Teaching Classroom Survey Secondary Grades 7-12.TEAC Subject matter knowledge"
##
## Reliability analysis Student Teaching Classroom Survey Secondary Grades 7-12.TEAC Subject matter knowledge
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.77 0.79 0.77 0.49 3.8 0.075 3.6 0.2
##
## lower alpha upper 95% confidence boundaries
## 0.62 0.77 0.92
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## 1 0.70 0.71 0.63 0.45 2.4 0.102
## 2 0.65 0.67 0.58 0.41 2.1 0.109
## 3 0.76 0.80 0.77 0.57 4.0 0.093
## 4 0.74 0.76 0.72 0.51 3.1 0.097
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## 1 98 0.78 0.82 0.78 0.64 3.8 0.18
## 2 99 0.84 0.86 0.84 0.70 3.7 0.24
## 3 95 0.71 0.70 0.52 0.47 3.4 0.25
## 4 96 0.81 0.76 0.63 0.56 3.4 0.32
## [1] "Student Teaching Assessment Special Education Fall 2010.TEAC Technology"
##
## Reliability analysis Student Teaching Assessment Special Education Fall 2010.TEAC Technology
## Call: alpha(x = data1[[name]], title = name)
##
## raw_alpha std.alpha G6(smc) average_r S/N ase mean sd
## 0.82 0.82 0.69 0.69 4.4 0.15 4.1 0.68
##
## lower alpha upper 95% confidence boundaries
## 0.53 0.82 1.1
##
## Reliability if an item is dropped:
## raw_alpha std.alpha G6(smc) average_r S/N alpha se
## VI.2 0.69 0.69 0.48 0.69 NA NA
## VII.11 0.69 0.69 0.48 0.69 NA NA
##
## Item statistics
## n raw.r std.r r.cor r.drop mean sd
## VI.2 55 0.93 0.92 0.76 0.69 4.3 0.69
## VII.11 81 0.95 0.92 0.76 0.69 4.1 0.70
##
## Non missing response frequency for each item
## 3 4 5 miss
## [1,] 0.13 0.45 0.42 0.34
## [2,] 0.19 0.49 0.32 0.02