The Probability from the Given Product Defective Situation
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35% of products made by company Z are defective. A sample of 9 products is chosen. Find:
a) The probability that 2 are defective
b) The probability that 3 are defective
c) The probability that none are defective
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Solution Summary
The solution addresses the probability that 35% of products made by company Z are defective. A sample of 9 products is chosen.
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35% are defective, thus 65% are not defective.
(a) Choose 2 from 9, we have 9!/(2!7!)=36 choices. 2 are defective ...
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