A margin of error within 2% with 95% confidence. An initial small sample has p = 0.78.

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A margin of error within ±2% with 95% confidence. An initial small sample has p̂ = 0.78.

What sample size is needed to give the desired margin of error in estimating a population proportion with the indicated level of confidence?

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Question Posted: Dec 04, 2018 08:43 AM

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A margin of error within 2% with 95% confidence. An initial small sample has p = 0.78.

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The desired margin of error is ME 002 and we have z 196 for 95 confidence We use th...View the full answer

Statistics Unlocking The Power Of Data

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