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☐ A
(Choose 1 answer)
(See picture)
Given the cumulative relative frequency distribution of the
ages of 80 members in a dancing club
☐ D
☐ E
A. 58
B. 7
C. 15
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D. 36
E. None of the other choices is correct
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FUQ.sh
sh the exam.
Ages
11-20
21-30
31-40
41-50
Cumulative relative
frequency
27.5%
72.5%
91.25%
100%
How many members in this club that their ages are between 21
and 30?
