More significant results. You increase the sample of cross-country runners from14 to 56

Chapter 0, Problem 17.13

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More significant results. You increase the sample of cross-country runners from14 to 56. Suppose that this larger sample gives the same mean level, x = 172mg/dl. Redo the test in Exercise 17.11. What is the P-value now? At which of thelevels = 0.10, = 0.05, = 0.01 is the result significant? What general factabout significance tests does comparing your results here and in Exercise 17.11illustrate?

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