perplexus.info :: Probability : Pair Playing Probability

Pair Playing Probability (Posted on 2005-08-02)

There are N players in a tennis tournament. Assuming the initial pairings are done randomly, what are the odds that a certain pair will play each other?

See The Solution Submitted by Old Original Oskar!

Rating: 3.0000 (2 votes)

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

Solution for any one round

| Comment 28 of 32 |

For any one round of the tournament, there is N/(N^2 - N) probability that one particular pairing will play.

Posted by Paul on 2005-08-28 12:36:13

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 (3)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info