Question

In exercise 12, the following data on x = average daily hotel room rate and y = amount spent on entertainment (The Waal Street Journal, August 18, 2011) led to the estimated regression equation y = 17.49 + 1.0334x. For these data SSE = 1541.4.


a. Predict the amount spent on entertainment for a particular city that has a daily room rate of $89.
b. Develop a 95% confidence interval for the mean amount spent on entertainment for all cities that have a daily room rate of $89.
c. The average room rate in Chicago is $128. Develop a 95% prediction interval for the amount spent on entertainment inChicago.


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  • CreatedFebruary 16, 2015
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