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In: Statistics and Probability

Emily is a system integrator for personal computers. She uses keyboards from three companies. Company 1...

Emily is a system integrator for personal computers. She uses keyboards from three companies. Company 1 supplies 40 percent of the keyboards, company 2 supplies 10 percent of the keyboards and company 3 supplies 50 percent of the keyboards. From past experience Emily knows that 5 percent of company 1’s keyboards are defective, 10 percent of company 2’s keyboards are defective, and 20 percent of company 3’s keyboards are defective. If one of computers is found to have nondefective keyboard, what is the probability that the keyboard came from company 2?

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Expert Solution

TOPIC:Application of the Bayes' theorem.

orchestra answered 1 year ago
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