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A researcher asked 200 random adults if they were coffee drinkers. 136 of the 200 responded that they were coffee drinkers. Find the margin of

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A researcher asked 200 random adults if they were coffee drinkers. 136 of the 200 responded that they were coffee drinkers. Find the margin of error if the researcher uses this data to compute a 99% confidence interval for p, the proportion of all adults who are coffee drinkers

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