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Simple Probability Problem?


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#1 BMAD

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Posted 13 December 2013 - 12:35 AM

Given a set X with n elements, and sets A and B which are subsets of X, what is the probability of A being a subset of B?


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#2 bonanova

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Posted 13 December 2013 - 12:21 PM

Spoiler for looks like

Edited by bonanova, 13 December 2013 - 01:50 PM.
Added special case

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The greatest challenge to any thinker is stating the problem in a way that will allow a solution.
- Bertrand Russell

#3 superprismatic

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Posted 15 December 2013 - 02:01 AM

Spoiler for my take on this


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