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The class marks of a frequency distribut...

The class marks of a frequency distribution are given as follows `15,20, 25,`……….. The class corresponding to the class mark `20` is

A

`12.5-17.5`

B

`16.5-21.5`

C

`18.5-21.5`

D

`19.5-20.5`

Text Solution

Verified by Experts

The correct Answer is:
C
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