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Statistics for Engineers and Scientists | 4th Edition | ISBN: 9780073401331 | Authors: William Navidi
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George performed a hypothesis test. Luis checked George's

Chapter 6, Problem 6E

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QUESTION:

George performed a hypothesis test. Luis checked George’s work by redoing the calculations. Both George and Luis agree that the result was statistically significant at the 5% level, but they got different P-values. George got a P-value of 0.20 and Luis got a P-value of 0.02.

a. Is is possible that George’s work is correct? Explain.

b. Is is possible that Luis’s work is correct? Explain.

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QUESTION:

George performed a hypothesis test. Luis checked George’s work by redoing the calculations. Both George and Luis agree that the result was statistically significant at the 5% level, but they got different P-values. George got a P-value of 0.20 and Luis got a P-value of 0.02.

a. Is is possible that George’s work is correct? Explain.

b. Is is possible that Luis’s work is correct? Explain.

ANSWER:

Step 1 of 3

Given:

(a)

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