Assume that you wish to estimate a pipulation propotion, p. For a given margin of error and confidence level, determine the sample size required.
A university's adiministrator wishes to estimate the proportion of graduates who have not found employment in their major field one year after graduation. Obtain a sample size that will ensure a margin of error of at most 0.05 for a 99% confidence interval. It is deemed reasonable to presume that of those sampled, the proportion who have not found employment will be at most 0.07
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