Suppose X₁, ... , Xn is a random sample of a population with a probability function. ƒ(x₁) = (x − 1) 0¹ (1 - 0)x−˜ ; x = r‚r + 1,r + 2, ... 1. Specify the moment generator function of X 2. Specify the meter for using the moment method 3. Determine the moment generator function of Y = X₁ + X₂ + X3 and write the probability function of Y 4. Determine E (Y) based on the moment generator function of Y

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Q: got 563,320 answer choice D what I am doing wrong. I did E(X) = 0.59 x 624 + 0.41 x 476 = 563.32

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