It Is Desired to Test H0: μ = 45 Against

question 22

Multiple Choice

It is desired to test H0: μ = 45 against Ha: μ < 45 using α = .10. The population in question is uniformly distributed with a standard deviation of 15. A random sample of 49 will be drawn from this population. If μ is really equal to 40, what is the probability that the hypothesis test would lead the investigator to commit a Type II error?

• A) .1469
• B) .8531
• C) .3531
• D) .2938

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