Curated OER
The Birthday Problem
In this birthday problem worksheet, high schoolers solve 1 probability word problem. Students determine the number of people needed to have a 50% probability that two people will have the same birthday.
Curated OER
An Introduction to Mathematica and the "Birthday Problem"
Twelfth graders determine the probability of two people in their class sharing the same birthday. In this determining the probability of two people in their class sharing the same birthday problem lesson, 12th graders use Mathematica to...
Curated OER
The Birthday Problem
In this probability worksheet, students solve 1 word problem about birthdays. Students determine the number of people needed for a 50% chance of two people sharing the same birthday.
Wolfram Research
Wolfram Math World: Topics of Permutation
This MathWorld site is a lite to link to a multitude of sites involving permutations. Look through to find your specific needs. If you are looking at this site with regards to a probability and statisics class you will probably want to...
National Council of Teachers of Mathematics
The Math Forum: The Birthday Problem
Dr. Math demonstrates how the birthday problem - what are the odds that two people in a room have the same birthday - works. Several links are available for extended investigations of the problem.
Texas Instruments
Texas Instruments: Numb3 Rs: Birthday Surprise
Based off of the hit television show NUMB3RS, this lesson introduces students to the Birthday Problem, in which one calculates how many people must be in a group so that a birthday is "probably" shared. The solution to this problem is...
Stanford University
Stanford University: Probability Experiment Applets
This site contains interactive probability experiments that allow you to practice concepts such as the Birthday Problem and the Traffic problem.