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May 24, 2015

Homework Help: statistics

Posted by Sam on Tuesday, February 26, 2008 at 2:11am.

Use Bayes' theorem to solve this problem. A storeowner purchases stereos from two companies. From Company A, 150 stereos are purchased and 7% are found to be defective. From Company B, 900 stereos are purchased and 9% are found to be defective. Given that a stereo is defective, find the probability that it came from Company A.

Is the answer 7/61 = .11475?

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