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Please help me A fair coin is tossed three times in a row. What is the probability of getting head - tail - head? A. 0.875 B. 0.625 C. 0.375 D. 0.125
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21 votes
21 votes
Please help me

A fair coin is tossed three times in a row. What is the probability of getting head - tail - head?

A. 0.875
B. 0.625
C. 0.375
D. 0.125

User Francesco Cariaggi
by
3.0k points

2 Answers

27 votes
27 votes
(0.5)^3 = 0.125
Answer is D
User Cybersam
by
3.1k points
29 votes
29 votes
probability of heads or tails is .5
so you do (.5)^3 and you get D = 0.125
User FranXh
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2.9k points
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