Question

The mean ages with standard deviations of four swim teams at a swim club are given below.

Team
Mean
Standard Deviation
Stars
16
4.1
Dolphins
18
1.5
Giants
14
0.3
Mackerels
15
2.3

Which statement is most likely to be true?
The ages of the Mackerels are the most dispersed from the team’s mean.
The ages of the Stars are the most dispersed from the team’s mean.
The ages of the Dolphins are the most dispersed from the team’s mean.
The ages of the Giants are the most dispersed from the team’s mean.