Question

in a frequency distribution label the midpoint of classes are 15, 20, 25,30... respectively.the class having midpoint as 20 is– 1)12.5 - 17.5 2) 17.5 - 22.5 3)18.5 - 21.5 4)19.5 - 20.5​

Answer 1

Answer:

15, 20, 25,30... respectively .the class having midpoint as 20 is– 1)12.5 - 17.5 2) 17.5 - 22.5 3)18.5 - 21.5 4)19.5 - 20.5.

Step-by-step explanation:

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