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Let x(1), x(2), x(3), x(4) and x(5) be t...

Let `x_(1), x_(2), x_(3), x_(4)` and `x_(5)` be the observations with mean m and standard deviation s. The standard deviation of the observations `kx_(1), kx_(2), kx_(3), kx_(4)` and `kx_(5)` is

A

`k+s`

B

`s//k`

C

ks

D

s

Text Solution

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The correct Answer is:
C
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