Consider the tire life data in Exercise 8-22. (a) Can you

Consider the tire life data in Exercise 8-22. (a) Can you

Consider the tire life data in Exercise 8-22.
(a) Can you conclude, using a = 0.05, that the standard deviation of tire life exceeds 200 kilometers? State any necessary assumptions about the underlying distribution of the data.
(b) Find the P-value for this test.

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