Problem 1267. Calculate the probability that at least two people in a group share the same birthday.
Calculate the probability that at least two people in a group share the same birthday. Given an integer input n, return to 0.015 (1.5%) precision the probability of this being the case. Assume that every day is equally probable as a birthday and ignore the leap year.
Example:
Input: 1 Output: 0.00
Input: 366 Output: 1.00
Solution Stats
Problem Comments
-
2 Comments
I assume n is the number of people in the room.....
Although I got the solution, in the case of n=100, however, it results in 1.000, which means there MUST be at least two people share their birthday in a group of 100. Am I missing something here?
Solution Comments
Show commentsProblem Recent Solvers93
Suggested Problems
-
Find relatively common elements in matrix rows
2049 Solvers
-
Number of 1s in the Binary Representation of a Number
443 Solvers
-
Back to basics 4 - Search Path
367 Solvers
-
middleAsColumn: Return all but first and last element as a column vector
605 Solvers
-
708 Solvers
More from this Author7
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!