The following table shows the hot dogs bought from a street vendor over the course of eight

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The following table shows the hot dogs bought from a street vendor over the course of eight days (“Demand”). Also shown is the temperature for each day in degrees Celsius.

a. Calculate the slope and y intercept for the linear regression equation for these data.

b. Predict the demand for hot dogs on a day with a temperature of 15° C.

c. Verify your results using Excel.
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Business Statistics

ISBN: 9780321925121

2nd Edition

Authors: Robert A. Donnelly

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