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3) In a game of chance youre given two quarters to flip. Two heads are worth 10 points one head is worth 5 points, and no he
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Answer #1

Solution:- (d) E(x) = 5.25

Heads(x) P(x)
0 0.25
1 0.5
2 0.25
Sum 1

E(x) = P(Two heads)*10 + P(One Heads)*5+P(No Heads)*1

E(x) = 0.25*10 + 0.50*5 + 0.25*1

E(x) = 2.5 + 2.5 + 0.25

E(x) = 5.25

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