los paquetes
library("ggsignif")
package 'ggsignif' was built under R version 3.4.1
Cargo .csv
df <- read.csv("ricardo.csv", header = TRUE, sep=",")
summary de mis datos
summary(df)
X. Sede ano conocimiento
Min. : 1 concepcion :376 cuarto :348 adecuado :409
1st Qu.: 298 puerto montt:182 docente:258 inadecuado:780
Median : 595 santiago :512 quinto :400
Mean : 595 valdivia :119 sexto :183
3rd Qu.: 892
Max. :1189
Grafico año y conocimiento

df1 <- read.csv("Resumen resultados.csv", header = TRUE, sep=",")
summary(df1)
X. Sede ano conocimiento correctas
Min. : 1 concepcion :376 cuarto :348 adecuado :409 Min. : 2.000
1st Qu.: 298 puerto montt:182 docente:258 inadecuado:780 1st Qu.: 6.000
Median : 595 santiago :512 quinto :400 Median : 8.000
Mean : 595 valdivia :119 sexto :183 Mean : 7.736
3rd Qu.: 892 3rd Qu.: 9.000
Max. :1189 Max. :12.000
Grafico boxplot por año y nivel de conocimiento por sede

Grafico boxplot por sede y nivel de conocimiento por año

Visualizo mis datos en grafico para año y nivel de conocimiento(resp.correctas)


El tukey del anova
TukeyHSD(anova)
Tukey multiple comparisons of means
95% family-wise confidence level
Fit: aov(formula = correctas ~ ano, data = df1)
$ano
diff lwr upr p adj
docente-cuarto 0.8914060 0.4911888 1.2916233 0.0000001
quinto-cuarto -0.2200862 -0.5771864 0.1370140 0.3872328
sexto-cuarto 0.2530149 -0.1918120 0.6978418 0.4601540
quinto-docente -1.1114922 -1.5004765 -0.7225080 0.0000000
sexto-docente -0.6383912 -1.1091981 -0.1675842 0.0028303
sexto-quinto 0.4731011 0.0383530 0.9078492 0.0266776
ANOVA para grado conocimiento y sedes
summary(aov2)
Df Sum Sq Mean Sq F value Pr(>F)
Sede 3 45 14.920 4.009 0.00748 **
Residuals 1185 4410 3.722
---
Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
TukeyHSD(aov2)
Tukey multiple comparisons of means
95% family-wise confidence level
Fit: aov(formula = correctas ~ Sede, data = df1)
$Sede
diff lwr upr p adj
puerto montt-concepcion 0.107815057 -0.3403614 0.5559915339 0.9260622
santiago-concepcion -0.336145279 -0.6732301 0.0009395094 0.0509550
valdivia-concepcion 0.104259789 -0.4177718 0.6262913632 0.9558067
santiago-puerto montt -0.443960337 -0.8722826 -0.0156380860 0.0388189
valdivia-puerto montt -0.003555268 -0.5886627 0.5815522090 0.9999986
valdivia-santiago 0.440405068 -0.0646838 0.9454939323 0.1123476
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