NDA Math Statistics Part 2

Consider the following for the next three (03) items that follow:
Consider the following grouped frequency distribution :

Class	0-10	10-20	20-30	30-40	40-50	50-60
Frequency	1	2	4	6	4	3

[NDA II 2022]

Question : 3 of 44

Marks: +1, -0

What is the coefficient of variation of marks in Mathematics?

[NDA II 2022]

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