C. A student is chosen randomly; what is the probability that the student is taking any of these two courses? D. If 5 students are chosen randomly; what is the probability that at least 2 students are taking both courses? E. If 5 students are chosen randomly; what is the probability that at most 2 students are taking none of both courses?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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In a given training center, the total number of students is (100) students. (70)
students are taking training course 1, and (50) students are taking training course 2. (30)
students are taking both course 1 and course 2.
C. A student is chosen randomly; what is the probability that the student is taking any of these
two courses?
D. If 5 students are chosen randomly; what is the probability that at least 2 students are taking
both courses?
E. If 5 students are chosen randomly; what is the probability that at most 2 students are taking
none of both courses?

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