test Statistic from Hypothesis testing
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A manufacturing operation consists of a unique system that produces an average of 15.5 jet engine propulsion parts every hour. After undergoing a complete overhaul, the system was monitored by observing the number of parts produced in each of sixteen randomly selected one-hour periods. The mean is 15.42 with a standard deviation of 0.16. Calculate the appropriate test statistic to test the hypotheses.
a. -8.00
b. -2.00
c. 8.00
d. 2.00
e. -0.50
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Step by step method for computing test statistic is given in the answer.
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Exercise 1
Please determine the correct answer and write briefly why:
A manufacturing operation consists of a unique system that produces an ...
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