Question: For a sample proportion p from a simple random sample to ensure that the the margin of error for a 95% confidence interval is under

For a sample proportion p from a simple random sample to

For a sample proportion p from a simple random sample to ensure that the the margin of error for a 95% confidence interval is under 3% percent, how large must the sample size be? Hint: This should be a whole number. Should you be rounding up or down

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