Mathematics, 18.10.2019 20:30, Asantetaedog8934
It is believed that approximately 75% of american youth now have insurance due to the health care law. suppose this is true, and let x equal the number of american youth in a random sample of n = 15 with private health insurance. (a) how is x distributed? (b) find the probability that x is at least 10. (c) find the probability that x is at most 10. (d) find the probability that x is equal to 10. (e) give the mean, variance, and standard deviation of x
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