Briefly how does the interval support the result of your hypothesis test? Show less

Although airline schedules and cost are important factors for business travelers when choosing an ai Show more Although airline schedules and cost are important factors for business travelers when choosing an airline carrier a USA Today survey found that business travelers list an airlines frequent flyer program as the most important factor. From a sample of n = 1993 business travelers who responded to the survey 618 listed a frequent flyer program as the most important factor. A year before the USA Today survey was taken reports indicated the percentage business travelers listing a frequent flyer program as the most important factor in choosing an airline equaled 32.5%.Part a. Perform the appropriate test to determine whether there has been a change in the percentage choosing a frequent flyer program as the most important factor. USE THE P-VALUE METHOD for making your decision. Be sure to include all steps of the hypothesis testing procedurePart b. Construct a 95% confidence interval estimate for the proportion of business travelers who believe a frequent flyer program is the most important factor when choosing an airline carrier. Briefly how does the interval support the result of your hypothesis test? Show less


 

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