All cable companies carry at least one home shopping channel. Who uses these home shopping services? Are
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a. Approximately how many people should be included in your samples?
b. Suppose you want to obtain individual estimates for the two proportions of interest. Will the sample size found in part a be large enough to provide estimates of each proportion correct to within .02 with probability equal to .90? Justify your response.
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Related Book For
Statistics For Business And Economics
ISBN: 9780321826237
12th Edition
Authors: James T. McClave, P. George Benson, Terry T Sincich
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