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If barx is the mean and sigma is the s...

If `barx` is the mean and `sigma` is the standard deviation of a distribution , then the coefficient of variation is ……….a)`barx` / `sigma` x100 b)`sigma`/`barx` c)`sigma`/`barx` x100 d)`sigma`/`barx` x50

A

`(bar x)/sigma xx100`

B

`sigma/bar x`

C

`sigma/(bar x)xx 100`

D

`sigma/(bar x)xx50`

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