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4.22 Thanksgiving spending, Part II: Exercise 4.14 provides a 95% confidence interval for the average spending by American adults during the six-day period after
4.22 Thanksgiving spending, Part II: Exercise 4.14 provides a 95% confidence interval for the average spending by American adults during the six-day period after Thanksgiving 2009: ($80.31,$89.11). A local news anchor claims that the average spending during this period in 2009 was $92. What do you think of her claim? Based on our data, there is no problem with the news anchor's claim Her claim is rejected by the confidence interval since $92 is not contained in the confidence interval O Her claim must be wrong since $92 is not contained in the confidence interval Question Help: Message instructor Submit Question
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