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2. In a group of 20 college students, 6 have never smoked tobacco. You choose 3 of the 20 students at random without replacement. Let
2. In a group of 20 college students, 6 have never smoked tobacco. You choose 3 of the 20 students at random without replacement. Let X be the count of "never smoked" of the 3 randomly selected students. binomial with n = 3 and p = 0.15 binomial with n = 3 and p = 0.3 binomial with n = 20 and p = 0.3 It is not binomial because this type of sampling without replacement from a small group, doesn't satisfy the probability of 'never smoked' being the same for any student. None of the above
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