3.1

13 Mean: 30.5, Median: 31.3, Mode: N/A

14 Mean: 93.1, Median: 87.9, Mode: N/A

15 Mean: 3670, Median: 3830, Mode: 4090

16 Mean: 266, Median: 266, Mode: 260

17

  1. mean > median

  2. mean = median

  3. mean < median

3.2

5 s^2= 36; s = 6

6 s^2 = 100; s = 10

7 variance = 16 ; standard deviation = 4

8 variance = 64 ; standard deviation = 8

9 variance = 196 ; standard deviation = 14

10 s^2 = 30 s = 5.5

14 Range: 25 ; s = 8.4

24

  1. 6 seconds

  2. pretty distributed

  3. 68%

  4. 6.8%

  5. 16%

  6. 6.8%