Five cards are dealt from a standard deck. What is the expected number of hearts?

a. 20

b. 135.2

c. 2

d. 1.25
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1 Answer

In a pack of 52 cards we can expect to find 13 hearts; so by simple proportion in a group of 5 cards we can expect to find 5/52×13=5/4=1.25 hearts, answer d.

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