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5 votes
What the the probability of getting 2 heads when two coins are flipped 5 times?

User Techmad
by
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2 Answers

2 votes

Answer:

50%

Explanation:

O O

^ ^ X5

(H) (T) (H) (T)

The probability will always be 50% due to their only being 2 sides.

It will only be, IT WILL land on heads, or its NOT.

User Henhen
by
5.8k points
5 votes

Answer: 18

Explanation:

The probability of this event is 424=1/4. Then the probability of 5th toss is head is 1/2. Hence, in the end the answer is 14⋅12=18.

User Yurii Bratchuk
by
5.6k points