University officials are planning to audit 1586 new appointments to estimate the proportion p who have been
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University officials are planning to audit 1586 new appointments to estimate the proportion p who have been incorrectly processed by the payroll department.
(a) How large does the sample size need to be in order for X/n, the sample proportion, to have an 85% chance of lying within 0.03 of p?
(b) Past audits suggest that p will not be larger than 0.10. Using that information, recalculate the sample size asked for in part (a).
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Related Book For
Introduction To Mathematical Statistics And Its Applications
ISBN: 9780321693945
5th Edition
Authors: Richard J. Larsen, Morris L. Marx
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