Tucson Machinery, Incorporated, manufactures numerically controlled machines, which sell for an average price of $13.0 million each. Sales for these NCMs for the past two years were as follows: Use Exhibit 3.10. QUARTER LAST YEAR I II III IV Y = QUANTITY (UNITS) 13 15 Last Year 23 13 This Year QUARTER THIS YEAR I II III IV a. Find the equation of a simple linear regression line using Excel. Note: Round your answers to 3 decimal places. QUANTITY (UNITS) 17 b. Compute trend and seasonal factor from a linear regression line obtained with Excel. Note: Do not round intermediate calculations. Round your answers to 3 decimal places. 21 25 19 Period I || ||| IV 1 11 ||| IV Trend Forecast Seasonal Factors c. Forecast sales for next year using the above seasonal factors. Note: Do not round intermediate calculations. Round your answers to 2 decimal places.
Tucson Machinery, Incorporated, manufactures numerically controlled machines, which sell for an average price of $13.0 million each. Sales for these NCMs for the past two years were as follows: Use Exhibit 3.10. QUARTER LAST YEAR I II III IV Y = QUANTITY (UNITS) 13 15 Last Year 23 13 This Year QUARTER THIS YEAR I II III IV a. Find the equation of a simple linear regression line using Excel. Note: Round your answers to 3 decimal places. QUANTITY (UNITS) 17 b. Compute trend and seasonal factor from a linear regression line obtained with Excel. Note: Do not round intermediate calculations. Round your answers to 3 decimal places. 21 25 19 Period I || ||| IV 1 11 ||| IV Trend Forecast Seasonal Factors c. Forecast sales for next year using the above seasonal factors. Note: Do not round intermediate calculations. Round your answers to 2 decimal places.
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter13: Regression And Forecasting Models
Section13.3: Simple Regression Models
Problem 6P: Do the sales prices of houses in a given community vary systematically with their sizes (as measured...
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