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At 95% confidence, how large a sample should be taken to obtain a margin of error of 0.05 for the estimation of a population proportion? Assume that past data are not available for developing a planning value for p*. (Round your answer up to the nearest whole number.)

User Thandi
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1 Answer

1 vote

Answer:

Explanation:

Apply the equation
n=((Z∝/2)^2*P*(1-P*))/(Moe^2)

Same steps but round your answer up from 384.16 to 385

The answer becomes

385

User Roi Divon
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4.9k points