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OpenStudy (anonymous):
A box of 15 parts contains 7 that are defective. A worker picks parts one at a time and attempts to install them. Find the probability of each outcome in (a) through (d). (b)At least one of the first three is good.
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OpenStudy (anonymous):
ok (a) The first two chosen are both good. 0.2667
OpenStudy (anonymous):
ok what is (b)
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