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What is a Type II error in hypothesis testing? The average life of a press is 14500 hours and the standard deviation is 2100
What is a Type II error in hypothesis testing? The average life of a press is 14500 hours and the standard deviation is 2100 hours. For a sample of 25 presses, the company finds a sample mean of 1300 hours. At a 0.01 level of significance should the company conclude that the average life is less than the hypothetical value of 14500 hours?
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Business Statistics A Decision Making Approach
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
9th Edition
013302184X, 978-0133021844
