The decision support system analyst

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Reference no: EM131037140

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 culture, 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 be have an error of no more than 64 percent? b- If a sample of 300 is used, what would be the potential error for the estimate?

Reference no: EM131037140

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