if sigma ^2 is the variance of n observation and each of nobservation are multiplied by constant 2,then show that - Maths - Statistics

Question

if sigma ^2 is the variance of n observation and each of
nobservation are multiplied by constant 2,then show that the
variance of the new set is 4sigma^2

Varun.Rawat · Accepted Answer

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if sigma ^2 is the variance of n observation and each of nobservation are multiplied by constant 2,then show that the variance of the new set is 4sigma^2