Suppose that 75% of students have taken statistics. We survey 15 students and ask them if they have taken statistics. Let X be

Question

Suppose that 75% of students have taken statistics. We survey 15 students and ask them if they have taken statistics. Let X be the random variable that counts how many people in such surveys that have taken statistics. Find the probability that 12 or more of the students in the survey have taken statistics. In other words find the P(X≥ 12). Give your answer to the nearest thousandths (3 decimal places).

Kunduz · Accepted Answer

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