Show that

(i)

n( ¯ X−µ)

σ

∼N(0,1).

(ii) (n − 1)S2

σ2

∼ χ2(n−1).

(iii) ¯ X−µ

S/√n

∼ t(n−1).

asked by guest
on Apr 16, 2025 at 2:47 pm



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