The cumulative frequency curve represents the a... - JAMB Mathematics 2000 Question

The cumulative frequency curve represents the ages of ages of students in a school. What age group do 70% of the students belongs?

A

17.5 - 20.5

B

16.5 - 19.5

C

15.5 - 19.5

D

15.5 - 18.5

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Correct Option: A

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