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Two Birthday Problems |
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| Authors: | Borek D Puza Terence J O'neill |
| Institution: | 1. School of Finance and Applied Statistics, College of Business and Economics, Australian National University , Canberra, Australia borek.puza@anu.edu.au;3. School of Finance and Applied Statistics, College of Business and Economics, Australian National University , Canberra, Australia |
| Abstract: | ABSTRACT This article focuses on two birthday problems which naturally follow from the most common birthday problems taught in statistics courses. The solutions to these new problems provide a good illustration of several combinatorial techniques. |
| Keywords: | Birthday problems Combinatorics Inclusion-exclusion principle Stirling numbers |