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If each observation of a raw data, whose...

If each observation of a raw data, whose variance is `sigma^(2)`, is multiplied by `lambda`, then the variance of the new set is

A

`sigma^2`

B

`lamda^2 sigma^2`

C

`lamda+ sigma^2`

D

`lamda^2+ sigma^2`

Text Solution

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The correct Answer is:
B
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