Reconsider the situation described in exercise 81 of, Ask an Expert

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Reconsider the situation described in Exercise 81 of Chapter 9 and the accompanying Minitab output (the Greek letter eta is used to denote a median)

a. Verify that the value of Minitab's test statistic is correct.

b. Carry out an appropriate test of hypotheses using a significance level of .01.

Exercise 81 The accompanying data on response time appeared in the article "The Extinguishment of Fires Using Low-Flow Water Hose Streams-Part II" (Fire Technology, 1991: 291-320).

The authors analyzed the data with the pooled t test. Does the use of this test appear jus

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