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6. Staggering into his club's cloakroom after a hard evening. Tit saw 6 hats on the shelf. A little later, Tat came into the cloakroom and took a hat that he thought was his. The next day, each man discovered that he had someone else's hat. In how many ways could both Tit and Tat have gotten the wrong hats?

6. Staggering into his club's cloakroom after a hard evening. Tit saw 6 hats on the shelf. A little later, Tat came into the cloakroom and took a hat that he thought was his. The next day, each man discovered that he had someone else's hat. In how many ways could both Tit and Tat have gotten the wrong hats?

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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6. Staggering into his club's cloakroom after a hard evening, Tit saw 6 hats on the shelf. A little later, Tat came into the cloakroom and took a hat that he thought was his. The next day, each man discovered that he had someone else's hat. In how many ways could both Tit and Tat have gotten the wrong hats?
Transcribed Image Text:6. Staggering into his club's cloakroom after a hard evening, Tit saw 6 hats on the shelf. A little later, Tat came into the cloakroom and took a hat that he thought was his. The next day, each man discovered that he had someone else's hat. In how many ways could both Tit and Tat have gotten the wrong hats?
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