1.If the variance of the observations x1,x2,…,xnx_1, x_2, \ldots, x_nx1,x2,…,xn is σ2\sigma^2σ2, then the variance of αx1,αx2,…,αxn\alpha x_1, \alpha x_2, \ldots, \alpha x_nαx1,αx2,…,αxn where α≠0\alpha \neq 0α=0 isa.σ2\sigma^2σ2b.ασ2\alpha\sigma^2ασ2c.α2σ2\alpha^2\sigma^2α2σ2d.σ2α2\frac{\sigma^2}{\alpha^2}α2σ2Login to continueOnly logged in users canattempt or see the solution.
