Consider the regression described in Exercise 27 again. The regression analysis gives the model a) Explain what

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Consider the regression described in Exercise 27 again. The regression analysis gives the model

20.91–2.994 Rate. Sales


a) Explain what the slope of the line says.

b) If the unemployment Rate is 6.0%, how much do you predict Sales will be?

c) If the unemployment Rate next quarter is 4.0% and Sales are reported as $8.5 billion, is this less than or more than you would predict? By how much? What is that called?

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Related Book For  answer-question

Business Statistics

ISBN: 9780133899122

3rd Canadian Edition

Authors: Norean D. Sharpe, Richard D. De Veaux, Paul F. Velleman, David Wright

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