Question: An operation analyst is forecasting this year's demand for one of his company's products based on the following historical data: (4 year ago Quantity sold

An operation analyst is forecasting this year's

An operation analyst is forecasting this year's demand for one of his company's products based on the following historical data: (4 year ago Quantity sold was 1069), (3 year ago Quantity sold was 1243 ), (2 year ago Quantity sold was 1835 ) and the last year Quantity sold was 1999. The previous trend line had predicted 1215 for three years ago, 1281 for two years ago and 1346 for last year. What was the mean squared error (MSE) for these forecasts? O a. 21.700001 O b. 411.67001 c. 244703 d. 0.22

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