5.74 Used photocopying machines are returned to the supplier, cleaned, and then sent back out on lease
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5.74 Used photocopying machines are returned to the supplier, cleaned, and then sent back out on lease agreements. Major repairs are not made, and, as a result, some customers receive malfunctioning machines. Among eight used photocopiers in supply today, three are malfunctioning. A customer wants to lease four of these machines immediately.
Hence four machines are quickly selected and sent out, with no further checking. Find the probability that the customer receives a No malfunctioning machines.
b At least one malfunctioning machine.
c Three malfunctioning machines.
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Related Book For
Probability And Statistics For Engineers
ISBN: 9781133006909
5th Edition
Authors: Richard L Scheaffer, Madhuri Mulekar, James T McClave, Cecie Starr
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