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Essentials of Statistics for Business & Economics 9th Edition

Essentials of Statistics for Business & Economics (9th Edition)

Book Edition9th Edition
PublisherCengage Learning
Chapter 15, End of Chapter, CASE PROBLEM 1, Exercise 3
Page 791

Consumer Research, Inc., is an independent agency that conducts research on consumer attitudes and behaviors for a variety of firms. In one study, a client asked for an investigation of consumer characteristics that can be used to predict the amount charged by credit card users. Data were collected on annual income, household size, and annual credit card charges for a sample of 50 consumers. The following data are contained in the file Consumer.

Managerial Report


Develop an estimated regression equation with annual income and household size as the independent variables. Discuss your findings.

Page 791