What would be the potential error for the estimate

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Reference no: EM131162352

The decision support system analyst has been asked to prepare an estimate of the percentage of his time that a lab technician spends on microscopic examination of blood cultures, with a 95.5 percent confidence level. Past experience indicates that the proportion will be 25 percent.

a. What sample size would be appropriate to have an error of no more than 6 4 percent?
b. If a sample of 300 is used, what would be the potential error for the estimate?

Reference no: EM131162352

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