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. TEST THE APPROPRIATE HYPOTHESIS. Include the null and alternate hypotheses, degrees of freedom, test statistic, rejection region, and decision. 1) The data below show the age and favorite type of music of 779 randomly selected people. Test the claim that age and preferred music type are independent. Use a = 0.05. Age Classic Pop Rock Country 15-21 22 39 48 15 21-30 64 55 60 39 30-40 76 40 29 90 40-50 85 49 58 10