Question: A discrete-time random process is defined by X, = n s for n20, where s is an exponential random variable with parameter 1/5. (a)

A discrete-time random process is defined by X, = n s for

A discrete-time random process is defined by X, = n s for n20, where s is an exponential random variable with parameter 1/5. (a) Find the mean and autocovariance functions of X, (b) Is Xn a WSS random process ? (c) Let Yn g(n) X, where g(n) is a deterministic function of n. find the mean and autocovariance function of Y

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