Question: Suppose X has density function 6x(1 x) for 0 < x < 1 and 0 otherwise. Find (a) E X, (b) E (X 2

Suppose X has density function 6x(1 − x) for 0 < x < 1 and 0 otherwise.

Find

(a) E X,

(b) E (X2),

(c) var (X).

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