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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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Mserna19 Mserna19
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6 years ago
Suppose that the average annual revenue of a small business is 150,000 with a standard deviation of 40,000 . Assume that the revenue distribution is normal. What is the probability that the average annual revenue of a random sample of 4 businesses is less than 120,000?
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umass508umass508
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6 years ago
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Mserna19 Author
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6 years ago
this is exactly what I needed
jbag1237
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Yesterday
Smart ... Thanks!
shimyshiguy
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2 hours ago
Brilliant ツ
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