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Topic: how can P(A,B) > P(A)P(B) ?
Replies: 2   Last Post: Feb 6, 2013 5:48 AM

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Jussi Piitulainen

Posts: 355
Registered: 12/12/04
Re: how can P(A,B) > P(A)P(B) ?
Posted: Feb 6, 2013 4:19 AM
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missingmanhood@gmail.com writes:

> Any example of when P(A intersect B) > P(A)P(B) ?

Whenever P(A | B) > P(A).

Work out P(number is odd | number is small) and P(number is odd).
Guess what device I might be thinking of. Then find another example.

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