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4. (12 pts) If 60% of all women are employed outside the home, find the probability that in a sample of 20 women a. Exactly

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4. (12 pts) If 60% of all women are employed outside the home, find the probability that in a sample of 20 women a. Exactly 15 are employed (4 decimals) P(x = 15) = 20C15(0.6)^15*(0.4)^5 = 0.0746 b. At least 10 are employed (4 decimals) P(10

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