The estimate of the population proportion is to be within plus or minus 0.04, wi

Question

The estimate of the population proportion is to be within plus or minus 0.04, with a 98% level of confidence. The best estimate of the population proportion is 0.25. How large a sample is required? (Round up your answer to the next whole number.)

rev: 11_20_2014_QC_58943, 04_17_2015_QC_CS-12329

The estimate of the population proportion is to be within plus or minus 0.04, with a 98% level of confidence. The best estimate of the population proportion is 0.25. How large a sample is required? (Round up your answer to the next whole number.)

Explanation / Answer

The estimate of the population proportion is to be within plus or minus 0.04, wi

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