SOLUTION: Use the given data to find the minimum sample size required to estimate a population proportion or percentage.
Margin of​ error: nine percentage points​; confidence le
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Question 1003861: Use the given data to find the minimum sample size required to estimate a population proportion or percentage.
Margin of error: nine percentage points; confidence level 90%; from a prior study, p is estimated by the decimal equivalent of 48%
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Use the given data to find the minimum sample size required to estimate a population proportion or percentage.
Margin of error: nine percentage points; confidence level 90%; from a prior study, p is estimated by the decimal equivalent of 48%
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n = [z/E]^2*p*q
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n = [1.645/0.09]^2*0.48*0.52 = 83 when rounded down
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Cheers,
Stan H.
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