A sample of 21 observations yielded a sample standard deviation of 5 If we want to test Ho o 20, the test statistic is a) 25 O b) 50 O c) 5 d) 20 A sample of 21 observations yielded a sample standard deviation of 5 If we want to test Ho o 20, the test statistic is a) 25 O b) 50 O c) 5 d) 20...

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A sample of 21 observations yielded a sample standard deviation of 5. If we want to test Ho: o = 20, the test

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Introductory Statistics

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Authors: Prem S. Mann

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