Let X_1 and X_2 be two independent random variables. Let X_1 and Y = X_1 + X_2 be X^2(r_1) and X^2(r) respectively where r_1 less than r. (a) Find the MGF of X_2. (b) What is its distribution? Let X1, X2,..., Xn be a random sample fro...
Answer to: Suppose that the continuous random variable X has PDF given by fx(x) = \frac{1}{2}e^-|x|, -\infty < x < \infty (a) Obtain the MGF of X. ...