Comparing measures

Question

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

Team A: the mean is age 27 and the range of ages is 13

team B: the mean is age 32 and the range of ages is 9

team C: the mean age is 36 and the range of ages is 15

team D: the mean age is 35 and the range of ages is 17

a) based on the information above, which teams ages have the most variability? A B C or D

b) based on the information above, which team has the oldest members on average? A B C or D

Answer 1

team D has a range of 17, and shows the most evidence of variability

team C has the oldest average of 36