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Develop a regression model for new subscriptions

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From Statistics for Managers Using Microsoft® Excel, Fifth Edition: SH13.3

a. Analyze the data and develop a regression model to predict the mean number of new subscriptions for a month, based on the number of hours spent on telemarketing for new subscriptions.

b. If you expect to spend 1,200 hours on telemarketing per month, estimate the mean number of new subscriptions for the month. Indicate the assumptions on which this prediction is based. Do you think these assumptions are valid? Explain.

c. What would be the danger of predicting the number of new subscriptions for a month in which 2,000 hours were spent on telemarketing?


Solution Summary

A Complete, Neat and Step-by-step Solution is provided in the attached Excel file.