Answer: The melting point of each of 16 samples of a
Chapter 8, Problem 8.19(choose chapter or problem)
The melting point of each of 16 samples of a certain brand of hydrogenated vegetable oil was determined, resulting in x 94.32. Assume that the distribution of melting point is normal with 1.20. a. Test H0: 95 versus Ha: 95 using a two-tailed level .01 test. b. If a level .01 test is used, what is (94), the probability of a type II error when 94? c. What value of n is necessary to ensure that (94) .1 when .01? 20.
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