Consider the time series xt 1 2t wt, where 1 and 2 are known constants and wt is a white noise process with variance 2 w the moving average vt 1 2q 1 Xq j q xtj is 1 2t, and give a simplified expression for the autocovariance function

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Consider the time series xt   1 2t wt, where 1 and 2 are known constants and wt is a white noise process with variance 2 w the moving average vt   1 2q 1 Xq j q xtj is 1 2t, and give a simplified expression for the autocovariance function

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Question: Consider the time series xt = 1 2t wt, where 1 and 2 are known constants and wt is a white noise process with variance

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