# Question: If the mgf of X is Find a E X b Var X

If the mgf of X is

Find

(a) E(X),

(b) Var(X), and

(c) P(4.2 < X ≤ 4.7).

Find

(a) E(X),

(b) Var(X), and

(c) P(4.2 < X ≤ 4.7).

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