Mathematics, 25.11.2019 23:31 genyjoannerubiera

Suppose yt = 4 + 3t + xt where {xt} is a zero-mean time series with autocovariance function γk.(a) find the mean function for {yt}.(b) find the autocovariance function for {yt}.(c) is {yt} stationary? why or why not?

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