A student is considering publishing a new magazine aimed directly at owners of Japanese automobiles. He wants
Question:
A student is considering publishing a new magazine aimed directly at owners of Japanese automobiles. He wants to estimate the fraction of cars in Canada that are made in Japan. The computer output summarizes the results of a random sample of 50 autos. Explain carefully what it tells you.
z-interval for proportion
With 90.00% confidence
0.29938661 < p(japan) < 0.46984416
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Related Book For
Business Statistics
ISBN: 9780133899122
3rd Canadian Edition
Authors: Norean D. Sharpe, Richard D. De Veaux, Paul F. Velleman, David Wright
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