SOLUTION: A shipment of 120 computer cases that contains5 defective cases was sent to an assembly plant. he quality control manager as the assembly plant randomly selects 5 cases and inspect

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Question 461144: A shipment of 120 computer cases that contains5 defective cases was sent to an assembly plant. he quality control manager as the assembly plant randomly selects 5 cases and inspects them. What is the probability exactly one case is defective?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
(5C1 * 115C4)/120C5 without replacement.
=.1814 the probability exactly one case is defective.
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Ed