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COP4355 quiz 21 - model and assuming that advertising...

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256 Appendix B: Practice/Homework Quizzes 11.5 What is the equation for the least squares model predicting sales (Y) as a function of advertising (X)? Sales = __________________ Predict sales for the 13 th month, using the least squares
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Unformatted text preview: model and assuming that advertising expenditures are planned at $30,000. Sales prediction _______________________ 11.6 Plot the least squares line on the scatter diagram from 11.1....
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