Question: a-3. Construct 2s control limits. (Round the final answer to 2 decimal places.) 2s control limits are b. Using the model, forecast textbook sales for

a-3. Construct 2s control limits. (Round the final answer to 2 decimal places.) 2s control limits are b. Using the model, forecast textbook sales for each of the next five years. (Round the final answers to 1 decimal place.) Sales (000) Forecast 74.30 76.00 83.20 87.30 92.50 Year 9 10 11 12 13 + Error c. Suppose actual sales for the next five years turn out as follows: Year: 9 10 11 12 13 Sales (000): 74.30 76.00 83.20 87.30 92.50 V Calculate the forecast errors for years 9 to 13. Is the forecasting process in control? (Click to select)

a-3. Construct 2s control limits. (Round the final answer to 2 decimal places.) 2s control limits are b. Using the model, forecast textbook sales for each of the next five years. (Round the final answers to 1 decimal place.) c. Suppose actual sales for the next five years turn out as follows: Calculate the forecast errors for years 9 to 13 . Is the forecasting process in control? a-3. Construct 2s control limits. (Round the final answer to 2 decimal places.) 2s control limits are b. Using the model, forecast textbook sales for each of the next five years. (Round the final answers to 1 decimal place.) c. Suppose actual sales for the next five years turn out as follows: Calculate the forecast errors for years 9 to 13. Is the forecasting process in control? a-3. Construct 2s control limits. (Round the final answer to 2 decimal places.) 2s control limits are b. Using the model, forecast textbook sales for each of the next five years. (Round the final answers to 1 decimal place.) c. Suppose actual sales for the next five years turn out as follows: Calculate the forecast errors for years 9 to 13 . Is the forecasting process in control? a-3. Construct 2s control limits. (Round the final answer to 2 decimal places.) 2s control limits are b. Using the model, forecast textbook sales for each of the next five years. (Round the final answers to 1 decimal place.) c. Suppose actual sales for the next five years turn out as follows: Calculate the forecast errors for years 9 to 13. Is the forecasting process in control

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