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3907. The company manufactures locks. The first workshop produces 25, the second-35, the third-40% of all locks. Marriage is 5%, 4% and 2% respectively.
a) find the probability that the selected lock is defective.
b) A randomly selected lock is defective. What is the probability that it is made in 1 workshop.
a) find the probability that the selected lock is defective.
b) A randomly selected lock is defective. What is the probability that it is made in 1 workshop.
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- Added to the site 12.02.2019
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Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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