Question

S. If in a frequency distribution the overlapping class intervals are of equal size and the class marks
of consecutive intervals are as given below then determine the class intervals.
(a) 10, 20, 30, 40
(b) 5.5, 10.5, 15.5, 20.5, 25.5​

Answer 1

Step-by-step explanation:

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Answer 2

this ans is wrong it is not a correct answer