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    Computer Engineering

    Electrical and Computer Engineering

    a) Suppose Xt is a random process which is second-order stationary. Show that it is also stationary of order 1. b) Show that if X and Y are independent then they are also uncorrelated. c) If events A and B are disjoint then they are also independent. True or False? d) If X and Y are jointly Gaussian then Z = root(x^2