(a) Suppose that 10 % persons in a large group of people are obese. If persons are checked one by one, what is the probability that the 9th person is the third obese person? Let a discrete random...


(a) Suppose that 10 % persons in a large group of people are obese. If persons are<br>checked one by one, what is the probability that the 9th person is the third obese<br>person?<br>Let a discrete random variable X have the<br>lowing PMF:<br>P(x) = k<br>, for x = 1,2, ...;<br>0, otherwise. Find k.<br>(c) In a class of 8 students, what is the probability that at least one was born in July?<br>

Extracted text: (a) Suppose that 10 % persons in a large group of people are obese. If persons are checked one by one, what is the probability that the 9th person is the third obese person? Let a discrete random variable X have the lowing PMF: P(x) = k , for x = 1,2, ...; 0, otherwise. Find k. (c) In a class of 8 students, what is the probability that at least one was born in July?

Jun 08, 2022
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