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Do shoppers at the mall spend more money on average the day after Thanksgiving compared to the day after Christmas? The 45 randomly surveyed shoppers
Do shoppers at the mall spend more money on average the day after Thanksgiving compared to the day after Christmas? The 45 randomly surveyed shoppers on the day after Thanksgiving spent an average of $126. Their standard deviation was $45. The 51 randomly surveyed shoppers on the day after Christmas spent an average of $124. Their standard deviation was $46. What can be concluded at the a = 0.05 level of significance? For this study, we should use t-test for the difference between two independent population means )V u2 )V b. The test statistic @V\" = (please show your answer to 4 decimal places.) c. The p-value = (Please show your answer to 4 decimal places.) d. The p-valueis (> 2) e. Based on this, we should (fail toreject )V u2 )V b. The test statistic @V" = (please show your answer to 4 decimal\\piaces.) c. The p-value = (Please show your answer to 4 decimal piaces.) d. The p-valueis (= ) e. Based on this, we should (reject ~ ) the null hvbothesis
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