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gjvyverman
12.05.2021 •
Mathematics
According to Smallbiztrends.com, 82% of small businesses that fail, do so because of cash flow problems. If you take a sample of 20 random small businesses, what is the probability that exactly 12 will fail because of cash flow problems? find the mean for this sample and standard deviation?
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Ответ:
-243 because it is decreasing members
8, because it goes up