In the same study described in Problem 4, media usage versus household income also was considered. The
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In the same study described in Problem 4, media usage versus household income also was considered. The media usage indices for the various media and income levels follow.
(a) List the factors and the number of levels of each factor.
(b) Assume there is no interaction between the factors. Use two-way ANOVA and the following Minitab printout to determine if there is a difference in population mean index based on income. Use a = 0.05.
(c) Determine if there is a difference in population mean index based on media. Use a = 0.05.
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Related Book For
Understandable Statistics Concepts And Methods
ISBN: 9781337119917
12th Edition
Authors: Charles Henry Brase, Corrinne Pellillo Brase
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