X, Y are independent exponential distributions with scale parameters A1, A2respectively. a) Calculate both pdf and...

 

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X, Y are independent exponential distributions with scale parameters A1, A2respectively. a) Calculate both pdf and cdf for case X1 = x2 b) Find E(X+Y) for A1 = 2^2. c) Calculate Var(X+Y) for A1 = 3^2. X, Y are independent exponential distributions with scale parameters A1, A2respectively. a) Calculate both pdf and cdf for case X1 = x2 b) Find E(X+Y) for A1 = 2^2. c) Calculate Var(X+Y) for A1 = 3^2.

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