week 1 2 3 4 5 6 7 value 24 15 21 13 19 21 16 1. develop a three week moving average for this time series. Compute MSE. If required, round your answer to two decimal places. Don't round intermediate calculation.    2.Use a=0.2 to compute the exponential smoothing values for the time series. Compute MSE and a forecast for week 8. If required, round your answer to two decimal places. Don't round intermediate calculation.

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