A newspaper article reported that 350 people in one state were surveyed and 60% were opposed to

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A newspaper article reported that 350 people in one state were surveyed and 60% were opposed to a recent court decision. The same article reported that a similar survey of 550 people in another state indicated opposition by only 20%. Construct a 95% confidence interval of the difference in population proportions based on the data.

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Statistics For Business And Economics

ISBN: 9781292315034

9th Global Edition

Authors: Paul Newbold, William Carlson, Betty Thorne

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