Use regression analysis to fit an additive seasonal model with linear trend to the data set. a.

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Use regression analysis to fit an additive seasonal model with linear trend to the data set.

a. What is the estimated regression function?

b. Interpret the R2 value for your model.

c. Interpret the parameter estimates corresponding to the indicator variables in your model.

d. Prepare a line graph comparing the linear trend predictions against the original data.

e. What are the forecasts for each quarter in 2006 using this technique?

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Spreadsheet Modeling & Decision Analysis A Practical Introduction to Management Science

ISBN: 978-0324656633

5th edition

Authors: Cliff T. Ragsdale

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Question Posted: Nov 03, 2012 06:23 AM

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Use regression analysis to fit an additive seasonal model with linear trend to the data set. a.

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d Time Indicator For Qtr Units Year Qtr Period 1 2 3 Sold Prediction 2003 1 1 1 0 0 23 1992 2 2 0 1 ...View the full answer

Spreadsheet Modeling & Decision Analysis A Practical Introduction to Management Science

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