[EM] A question in classroom creation
Paul Kislanko
kislanko at airmail.net
Sat Apr 16 20:09:35 PDT 2005
> -----Original Message-----
> From: James Green-Armytage
> Commentary:
> I think that Paul is right about the number of possible
> arrangements
> given 100 children and 4 classes, which means that I am most
> likely wrong.
> My second guess at the magic number is (100!)/((25!)^4)... is that
> correct, Paul? I obviously need to brush up on my probability and
> statistics. Any idea what is the order of magnitude for
> (100!)/((25!)^4)?
The order of magnitude of (100!)/((25!)^4) is ~ 1.61 x 10^57, same as what I
got from the C(100,25) x C(75,25) x C(50,25) x 1 analysis.
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