These line plots show the number of minutes two different age groups of teenagers spent online the previous week.
Select from the drop-down menus to complete each statement.
The range is ________. The mean _____________.
On the first line. 21 has one x under it, 24 has one x under it, 26 has one x under it, 27 has two x's under it, 28 has three x's under it,, 31 has one x under it, 24 has one x under it.
The second line. 12 has one x under it, 21 has one x under it, 28 has four x's under it, in the middle on 30 and 31 is one x, 34 has one x under it, 35 had one x under it, and 36 has one x under it.
The range is 15. The mean is 25 for the first group of teenagers.
The range is 24. The mean is 28 for the second group of teenagers.