Education: Media Usage In a study of media usage versus

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Education: Media Usage In a study of media usage versus education level (American Demographics, Vol. 17, No. 6), an index was used to measure media usage, where a measurement of 100 represents the U.S. average. Values above 100 represent above-average media usage. Section 11.6 Introduction to Two-Way ANOVA 649 Media Cable Prime-Time Education Level Network TV Radio Newspaper Magazine Less than high school 80 112 87 76 85 High school graduate 103 105 100 99 101 Some college 107 94 106 105 107 College graduate 108 90 106 116 108 Source: From American Demographics, Vol. 17, No. 6. Reprinted with permission, copyright 1995 American Demographics, Ithaca, NY. (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 education. Use a 0.05. (c) Determine if there is a difference in population mean index based on media. Use a 0.05