All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars    
perplexus dot info

Home > Probability
Flipping a coin (Posted on 2003-05-20) Difficulty: 1 of 5
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.)
Solution Solution | Comment 16 of 23 |
There are eight different possible outcomes :

HHH
HHT
HTH
HTT
TTT
TTH
THT
THH

(H = heads, T = tails).

Of thes eight, 3 contain exactly one head, so the probability is 3/8
  Posted by Lewis on 2003-06-21 02:03:55
Please log in:
Login:
Password:
Remember me:
Sign up! | Forgot password


Search:
Search body:
Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (8)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:
Copyright © 2002 - 2024 by Animus Pactum Consulting. All rights reserved. Privacy Information