If the variance of the observations x_{1}, x_{2}, \......., x_{n} is \\sigma^{2}, then the variance of \\alphax_{1}, \\alphax_{2}, ........, \\alphax_{n}, \\alpha\\neq0 is

BITSAT 2017 Slot 2 Solved Paper

Section: Mathematics

Question : 141 of 150

Marks: +1, -0

If the variance of the observations x1,x2,.......,xn is σ2, then the variance of αx1,αx2,........,αxn,α≠0 is

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