Category:Hat-Check Problem
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This category contains pages concerning Hat-Check Problem:
The traditional wording of the question is as follows.
A hat-check girl completely loses track of which of $n$ hats belong to which owners, and hands them back at random to their $n$ owners as the latter leave.
What is the probability $p_n$ that nobody receives their own hat back?
Subcategories
This category has only the following subcategory.
E
Pages in category "Hat-Check Problem"
The following 4 pages are in this category, out of 4 total.