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Determine the sample size of the problem: The administration at a college wishes to estimate, the proportion of all its entering freshmen who graduate within

Determine the sample size of the problem:

The administration at a college wishes to estimate, the proportion of all its entering freshmen who graduate within four years, with 95% confidence. Estimate the minimum size sample

required. Assume that the population standard deviation is = 1.3 and precision level is 0.05.

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