Question: 12
(Choose 1 answer)
A class of sixth grade students kept accurate records on the amount of time they spent playing video games
during a one-week period. The times (in hours) are listed below:
19.8 21.6 13.4 26.7 25.6 19.2 17.0 12.9 26.8 15.2
Compute the variance. Round your answer to two decimal places.
A. 152.13
B. 27.94
C. 27.84
D. 25.14
E. None of the other choices is correct
