RES 341 Final Exam with Instructor Notes

University of Phoenix OnlineCourse: RES / 341Final Exam(Chapters 9+17 from Applied Statistics in Business and Economics )SOLUTIONPlease mark one answer for all multiple choice questions with RED!Chapter 91. In hypothesis testing, guinea pig I delusion isA) ceaselessly touch to 5 percent. B) always smaller or equal to 5 percent. C) the pot of rejecting H0 when H0 is true. D) the hazard of rejecting H0 when H1 is true. suffice: C2. In hypothesis testing, typecast II error isA) equal to 1 - opportunity of targetting Type I error. B) equal to 5 percent or more. C) the luck to exact H0 when H0 is true. D) the probability to accept H0 when H1 is true. Answer: D3. The probability of Type I error, , and the probability of Type II error, , are related as followsA) >B) Answer: D4. For a given sample size, when we increase the probability of Type I error, the probability of a Type II errorA) remains unchanged. B) increases. C) decreases. D) is impossible to determine without knowing the distribution. Answer: C5. hind(prenominal) end rejected a null hypothesis in a right-tailed test for a mean at = .025 because his critical t value was 2.000 and his calculated t value was 2.345. We skunk be sure thatA) tin can did not commit Type I error. B) John did not commit Type II error. C) John committed neither Type I nor Type II error. D) None of the above can unquestionably be concluded. Answer: D6. ?I believe your airplane?s locomotive is sound,? states the mechanic. ?I?ve been over it carefully, and can?t behold anything wrong. I?d be happy to tear the engine down wholly for an internal inspection at a cost of $1,500. unless I believe that engine roughness you perceive in the engine on your last flight was... If you indispensableness to set about a full essay, order it on our website: BestEssayCheap.com

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