Question: World Review the monthly newsmagazine has recently changed its format

World Review, the monthly newsmagazine, has recently changed its format (more holiday recipes and cartoons, less political commentary) and is interested in subscriber response. In a randomly selected sample of 200 subscribers, 64% (that is, 128 subscribers) said they preferred the old format. Construct a 95% confidence interval estimate of the proportion of all World Review subscribers who favor the old format. Interpret the interval you produce.

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  • CreatedJuly 16, 2015
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