B 6 years
To find the median, we need to find the middle value in the data set. In the gymnastics data, the middle value is 17, and in the weight lifting data, the middle value is 23. The difference between 23 and 17 is 6 years.
Age of Olympic athletes by sport (Gymnastics):
11:
12:
13:
14:
15: xxxxx
16: xxx
17: xxxx
18: xx
19: x
20: xxx
21:
22: x
23:
24:
25: x
26:
27:
28:
Age of Olympic athletes by sport (weight lifting):
17: x
18:
19:
20: xx
21: xxx
22: xx
23: xxxx
24: xxx
25: xx
26:
27: x
28: x
29:
30:
31:
32: x
33:
34:
The Olympic Committee wanted to compare the ages of Olympic athletes in weight lifting and gymnastics. 20 Athletes from both sports were randomly surveyed. The dot plots above show the results of both. What is the difference between the median for both sets?
Responses
A 5 years
B 6 years
C 4 years
D 3 years
1 answer