The box plot shows the number of hours 220 people spent at a computer on a weekend. About how many people spent more than 13 hours at a computer?

Box and whisker plot on a number line from 2 to 17. The minimum number is 3, the maximum number is 16, the left side of the box is 6, the right side of the box is 14, and the bar in the box is at 13.

55

75

110

165

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?