perplexus.info :: Probability : Flipping a coin

Flipping a coin (Posted on 2003-05-20)

Suppose you flip a coin three times.

What is the probability of getting exactly one heads?

See The Solution Submitted by Tim Axoy

Rating: 2.7647 (17 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

probability

| Comment 20 of 23 |

((1/2)*(1/2)*(1/2))+((1/2)*(1/2)*(1/2))+((1/2)*(1/2)*(1/2))=
1/8+1/8+1/8= 3/8

The probability is 3/8 or .375

Posted by logischer Verstand on 2004-05-31 12:49:14

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (3)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info