The ages of the members of four teams are summarized below. Answer the questions about them.

Question

Team A: The range of ages is
15
and the mean age is
57
.
Team B: The range of ages is
13
and the mean age is
48
.
Team C: The range of ages is
18
and the mean age is
51
.
Team D: The range of ages is
10
and the mean age is
49
.
(a) Based on the information above, which team has the youngest members on average?


(b) Based on the information above, which team's ages have the most variability?

Answer 1

(a) Based on the information above, Team D has the youngest members on average with a mean age of 49.

(b) Based on the information above, Team A has the most variability in ages with a range of 15.