Problem 5. On a distant alien planet, a full year lasts 5 days. The distribution of birthdays of the aliens who live on this planet is uniform. What is the probability that, if we randomly choose 3 aliens from this planet, at least 2 of them will have the same birthday? Explain.

Problem 5. On a distant alien planet, a full year lasts 5 days. The distribution of birthdays of the aliens who live on this planet is uniform. What is the probability that, if we randomly choose 3 aliens from this planet, at least 2 of them will have the same birthday? Explain.

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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Question

Problem 5. On a distant alien planet, a full year lasts 5 days. The distribution of birthdays of the aliens who live on
this planet is uniform. What is the probability that, if we randomly choose 3 aliens from this planet, at least 2 of
them will have the same birthday? Explain.

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Given that, on a distant alien planet, a full year lasts 5 days. The distribution of birthdays of the aliens who live on this planet is uniform.

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