However, there is a 10% chance that a disgruntled employee shakes the machine, in which case the defective rate jumps up to 30%. (a) Suppose that a widget made by this machine is selected at random and is found to be defective. What is the probability that the machine had been shaken?

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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When correctly adjusted, a machine that makes widgets operates with a 5% defective rate.
However, there is a 10% chance that a disgruntled employee shakes the machine, in which
case the defective rate jumps up to 30%.
Q4
Suppose that a widget made by this machine is selected at random and is found to
be defective. What is the probability that the machine had been shaken?
(a)
Transcribed Image Text:When correctly adjusted, a machine that makes widgets operates with a 5% defective rate. However, there is a 10% chance that a disgruntled employee shakes the machine, in which case the defective rate jumps up to 30%. Q4 Suppose that a widget made by this machine is selected at random and is found to be defective. What is the probability that the machine had been shaken? (a)
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