Question: plz explain each step.... (iii) Show that the Ersof(x) = 1, where X is the hypergeometric r.V.. (iv) Define variance of a r.v. and write

plz explain each step....

(iii) Show that the Ersof(x) = 1, where X is the hypergeometric r.V.. (iv) Define variance of a r.v. and write two formulae of variance in both discrete and continuous case. (20) [CLO1, Cognitive, Level 2]

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