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Are the sales of CDs (in thousands) by genre related to the year in which the sales occurred? Use the 0.05 level of significance. Year

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Are the sales of CDs (in thousands) by genre related to the year in which the sales occurred? Use the 0.05 level of significance. Year Classical Jazz Soundtracks 2005 15,875 17,139 22,849 18,686 18,794 27,367 2004 Grocery Lists The vice president of a large supermarket chain wished to determine if her customers made a list before going grocery shopping. She surveyed 288customers in three stores. The results are shown here. At a _0.10. test the claim that the proportions of the customers in the three stores who made a list before going shopping are equal. Store B 74 22 Store A Made list 77 No list 19 Store C 68 28 A random sample of enrollments from public institutions of higher learning (with enrollments under 10,000) is shown. At a 0.10, test the claim that the mean cnrollments are the same in all parts of the country. West Midwest Northeast South 3737 5585 9264 3903 3706 8205 4673 4539 2457 4170 7320 2649 4309 5440 5401 6414 4103 6050 2935 5048 4412 4087 7147 2463 5115 1579 3354 8739 8669 2431 3355

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