Suppose that it is desired to estimate the proportion of persons in a large population who have

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Suppose that it is desired to estimate the proportion of persons in a large population who have a certain characteristic. A random sample of 100 persons is selected from the population without replacement, and the proportion X of persons in the sample who have the characteristic is observed. Show that, no matter how large the population is, the standard deviation of X is at most 0.05.
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Probability And Statistics

ISBN: 9780321500465

4th Edition

Authors: Morris H. DeGroot, Mark J. Schervish

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