Question: 122 Section 7.6: Problem 7 Previous Problem Problem List Next Problem (8 points) Factories A and B produce computers. Factory A produces 4 times as

 122 Section 7.6: Problem 7 Previous Problem Problem List Next Problem

122 Section 7.6: Problem 7 Previous Problem Problem List Next Problem (8 points) Factories A and B produce computers. Factory A produces 4 times as many computers as factory B. The probability that an item produced by factory A is defective is 0.021 and the probability that an item produced by factory B is defective is 0.037. A computer is selected at random. What is the probability it came from factory A given it is found to be defective? Answer: ( Hint: Draw a tree diagram.)

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