Basic-Prob_Ans - ProbabilityandStatisticsinNDE Quiz

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Quiz You must show working for your solutions to all the questions in the space   provided in order to receive any credit. A quality control engineer summarized the frequency of the type of defect with the  manufacturing of a certain motor.  The table above shows which of three shifts was responsible  for the type of defect. 1.  What is the probability that a randomly chosen defective motor will have a measurement  outside of its spec. limits? P(Out spec.) = (12 + 18 + 10)/(28 + 60 + 62) = 40/150 = 0.267 2. What is the probability that a randomly chosen defective motor was not produced by  Shift 1? P(not Shift 1) = 1 – P(shift 1) = 1 – 62/150 = 1 – 0.413 = 0.587 3. What is the probability that if a randomly chosen defective motor was produced by Shift  3 it does not have a misaligned component? 1
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This note was uploaded on 09/22/2011 for the course MECH 2110 taught by Professor Clark,b during the Spring '08 term at Auburn University.

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Basic-Prob_Ans - ProbabilityandStatisticsinNDE Quiz

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