What is the relation between standard deviation( ) and arithmetic mean ( ) to determine coefficient of variation (C)?

What is the relation between standard deviation( ) and arithmetic mean

1.	What is the relation between standard deviation( ) and arithmetic mean ( ) to determine coefficient of variation (C)?
A.	C = +
B.	C =
C.	C = /
D.	C = x
Answer» D. C = x

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What is the relation between standard deviation( ) and arithmetic mean ( ) to determine coefficient of variation (C)?

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