Question

The line plot shows the results of a survey of 10 boys and 10 girls about how many hours they spent reading for pleasure the previous week. Select from the drop-down menus to complete each statement. The range . The mean . Two line plots one above the other, both are labeled from zero to twelve by ones. The top line plot is labeled Boys with four Xs over five and one X over zero, two, three, four, ten, and twelve. The bottom line plot is labeled Girls with three Xs above eight, two Xs above three and four, and one X above two, six and seven.

Answer 1

10 students per gender:

Boys: four Xs over five and one X over zero, two, three, four, ten, and twelve.
5, 5, 5, 5, 0, 2, 3, 4, 10, 12 → 0, 2, 3, 4, 5, 5, 5, 5, 10, 12
mean: 5.1
range: 12

Girls: three Xs above eight, two Xs above three and four, and one X above two, six and seven.
8, 8, 8, 3, 3, 4, 4, 2, 6, 7 → 2, 3, 3, 4, 4, 6, 7, 8, 8, 8
mean: 5.3
range: 6

The boys have the higher range while the girls have the higher mean value.