?To test : = 5.2 versus : ? 5.2, a simple random sample of size n = 18 is obtained from a population that is known to be normally distributed.

Chapter 10, Problem 9

(choose chapter or problem)

To test :  = 5.2 versus :  ≠ 5.2, a simple random sample of size n = 18 is obtained from a population that is known to be normally distributed.

(a) If the sample standard deviation is determined to be s = 4.9, compute the test statistic.

(b) Test this hypothesis at the  = 0.05 level of significance.

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