A random sample of n535 observations from a quantitative population produced a mean x 52.4 and a

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A random sample of n535 observations from a quantitative population produced a mean x 52.4 and a standard deviation of s5.29. Your research objective is to show that the population mean m exceeds 2.3. 20. Use the results for b in Exercises 18–19 to graph the power curve for the test.

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Introduction To Probability And Statistics

ISBN: 9780357114469

15th Edition

Authors: William Mendenhall Iii , Robert Beaver , Barbara Beaver

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