The sum of squares of deviations for 10 observations taken from mean 50 is 250. The co-efficient of variation is [DCE 1996]

The sum of squares of deviations for 10 observations taken from mean 5

1.	The sum of squares of deviations for 10 observations taken from mean 50 is 250. The co-efficient of variation is [DCE 1996]
A.	50%
B.	10%
C.	40%
D.	None of these
Answer» C. 40%

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The sum of squares of deviations for 10 observations taken from mean 50 is 250. The co-efficient of variation is [DCE 1996]

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