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A box contains 8 red and 5 green marbles. Two marbles are randomly selected from the box, without replacement, and without regard to order. What is the expected number of red marbles?​
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A box contains 8 red and 5 green marbles. Two marbles are randomly selected from the box, without replacement, and without regard to order. What is the expected number of red marbles?​

User Kiruse
by
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1 Answer

7 votes

Answer:

the expected number is 8

Explanation:

User Ashwini Verma
by
5.3k points
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