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The correct answer is Choice (e). I need the detailed solving process. Thank you!!!
e 3. Suppose a random variable, X, has probability density function f(2)==- second derivative of the moment generating function evaluated at 0. Be-1 E[X²] = S² + x² ** (b) (c) = Xdx (d) x 1² = e (e) (1-e)² 3-1 e²-1 2 N e-l for 1 ≤ x ≤ e. Find the for 1