Probability Calculation: Shared Birthdays Among 30 People

Join us as we delve into probability theory to explore the likelihood of shared birthdays among a group of 30 individuals in a room. In this tutorial, we investigate the probability of at least one shared birthday among the 30 people present. Through a systematic explanation, we elucidate the steps involved in calculating this probability. Whether you're interested in probability or intrigued by coincidental events, this video provides valuable insights into understanding the likelihood of shared birthdays in large groups. Tune in to uncover the probability of shared birthdays among 30 people!

In this video we solve the problem:
Suppose 30 people are in a room. What is the probability that there is at least one shared birthday among these 30 people?

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This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. Original text from Math in Society by David Lippman.