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A machine produces items of which 10% are defective. At the end of each hour, a sample of n items is inspected. If it contains
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An insurance company classifies drivers as low-risk, medium-risk and high-risk. Of those insured, 60% are low-risk, 30% are
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2. 1,661 views
Alex, Bill, and Chen each in turn toss a balanced coin. The first one to throw a head wins.a. What are their respective chances
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2. 614 views

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