In the previous exercise, suppose the same proportions resulted from n = 140 (instead of 1400), with
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a. Now does a 95% confidence interval allow you to predict the winner? Explain.
b. Explain why the same proportions but with smaller samples provide less information.
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a The sample mean proportion is the same 0471 s e p1 pn 04711 0471140 0042 Margin of error 1...View the full answer
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Related Book For
Statistics The Art And Science Of Learning From Data
ISBN: 9780321755940
3rd Edition
Authors: Alan Agresti, Christine A. Franklin
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