Jayden kept track of the number of hours that she spent playing softball each week for several weeks. She spent 4,
7,3, and 6 hours.
What is the mean number of hours that Jayden spent playing softball each
week?
A. 20 hours
B. 5 hours
C. 7 hours
D. 4 hours

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%