The bookstore in Exercise decides to have a gala event in an attempt to drum up business.
Question:
a) Find the regression line predicting Sales from Number of people working with the new point added.
b) What has changed from the original regression equation?
c) Is the new point a high leverage point or an influential point?
d) Does the new point have a large residual? Explain.
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a With the addition of the point 100 42000 the new regression line predic...View the full answer
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Related Book For
Business Statistics
ISBN: 9780321925831
3rd Edition
Authors: Norean Sharpe, Richard Veaux, Paul Velleman
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