In a sample of 1000 randomly selected consumers who hadopportunities to send in a rebate
Chapter 7, Problem 21(choose chapter or problem)
In a sample of 1000 randomly selected consumers who hadopportunities to send in a rebate claim form after purchasinga product, 250 of these people said they never did so(Rebates: Get What You Deserve, Consumer Reports,May 2009: 7). Reasons cited for their behavior included toomany steps in the process, amount too small, missed deadline,fear of being placed on a mailing list, lost receipt, anddoubts about receiving the money. Calculate an upper confidencebound at the 95% confidence level for the true proportionof such consumers who never apply for a rebate.Based on this bound, is there compelling evidence that thetrue proportion of such consumers is smaller than 1/3?Explain your reasoning
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