There are 15 red and 10 green M & M candies in a box. You select five candies at random one by one, without replacement. Let X be the number of red candies selected. a) What is the probability that you get three red candies? b) What is the expected value of getting a red candy?

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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There are 15 red and 10 green M & M candies in a box. You select five candies at random one by
one, without replacement. Let X be the number of red candies selected.
a) What is the probability that you get three red candies?
b) What is the expected value of getting a red candy?

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