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Question 7. For the quarterly time series, how many statements are correct? 0 1 2 3 Quarter Demand Data 1 2 3 4 5

Question 7. For the quarterly time series, how many statements are correct? 0 1 2 3 Quarter Demand Data 1 2 3 4 5 6 7 8 9 160 140 130 170 160 140 130 170 160 (A) Using a nave forecast method, the MSE for quarter 10 is 500 (B) Using a moving average forecast method with an interval of 4, the MSE for quarter 10 is 200 (C) Using an exponential forecast method with an alpha of 0.47 and a forecast for quarter 1 of 140, the MSE for quarter 10 is approximately 300

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