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Marketers believe that 81% of adults in the United States own a car. A car manufacturer believes that number is actually lower. 170 American
Marketers believe that 81% of adults in the United States own a car. A car manufacturer believes that number is actually lower. 170 American adults are surveyed, of which, 145 report having cars. Use a 5% level of significance. 1. State the null and alternative hypothesis. Ho:p> 0.81 Ho p < 0.81 Correct Solution 2. Find the p-value The p-value is
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Step 1 P 081 1 Null hypothesis Ho P 081 Alternate hypothesis Ha P 081 ...
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Essentials Of Statistics For Business & Economics
Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran
9th Edition
0357045432, 978-0357045435
