Question

the following data give the hours spent studying per week by nine students. 12, 16, 7, 22, 11, 18, 7, 25, 16. (a) find the mean, median and mode. (b) find the range, variance and standard deviation

Answer 1

Mean: 14.8888888889

Median: 16

Mode: 7,16

Range: 18

Step-by-step explanation:

7,7,11,12,16,16,18,22,25

Mean: (7+7+11+12+16+16+18+22+25)/9

Mode is Bimodal since there are two of them