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13. Suppose repair time for a certain model of truck is approximately normal with unknown mean, but variance 250 minutes. The mean repair time
13. Suppose repair time for a certain model of truck is approximately normal with unknown mean, but variance 250 minutes. The mean repair time is actually 700 minutes. Summary statistics of the sample data is given below. = 0.01 n=25 x=709.6 if we now know that the true value of is 706, what is the probability of a type II error. What is the Power of the test?
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