Number of people so that there is at least a 50% chance of a birthday on everyday
62102
Probability that n people collectively occupy all 365 birthdays
147901
Show that, in a group of n people, everyone has the same number of friends if..
14505
Birthday-coverage problem
50179
Probability of two people meeting
157228
Could someone help me check my answer on this probability question?
32101
Probability of deck of cards such that each person receives one ace
145435
Birthday paradox with a (huge) twist: Probability of sharing exact same date of birth with partner?
155961
The probability of a student speaking spanish is $30\%$. If we select $3$, what are the chances of at least one of them speaking Spanish?
30026
Random weighted choice
119231
Number of Atoms in a Probability Space
96423
Birthday problem with at least 3 people
72874
GCSE: Find the number of person that will go to a party
51981
What is the probability of n people from a list of m people being in a random selection of x people from a list of y people?
107688
A contest question on probability
139398
Distribution of $n\choose x$
83736
The probability that no person has the same birthday month
138601
There are $2n+1$ people. For each $n$ people there is somebody who is friend with each of them. Prove there is a "know-them-all" person.