[DOC] [TLE] Birthday problem - Wikipedia [PAR] In probability theory, the birthday problem or birthday paradox concerns the 
probability that, in a set of n {\displaystyle n} n randomly chosen people, some 
pair of them will have the same birthday. ... A formal proof that the probability of 
two matching birthdays is least for a ..... The result is over 50% as previous 
descriptions. [DOC] [TLE] The Birthday Problem - Pleacher [PAR] The surprising answer is that there need only be 23 people present! ... randomly 
selected people are gathered together, two or more of them will ... The Problem: 
In a group of n people, what is the probability that two of them will have the same 
... the same birthday, there must be a 100% chance that at least two out of 50 will! [DOC] [TLE] Understanding the Birthday Paradox  BetterExplained [PAR] Apr 26, 2007 ... In a room of just 23 people there's a 50-50 chance of two people ... It's only a 
paradox because our brains can't handle the ... are the chances that two people 
share a birthday in a group of 23? ... The chance that we have a match is: 1  
49.95% = 50.05%, or just over half! ... They look almost the same! [DOC] [TLE] Birthday probability problem | Probability using combinatorics ... [PAR] Feb 20, 2011 - 13 minThe probability that at least 2 people in a room of 30 share the same birthday. ...  of ... [DOC] [TLE] Counting and Probability - Cengage Learning [PAR] questions such as these: If a committee of five people is chosen randomly from a 
group of 35 men ..... at least two people must have the same pair of initials. 43. [DOC] [TLE] Coincidence - Interactive Mathematics Miscellany and Puzzles [PAR] What is the probability p2 that two random persons have the same birthday? ... 
any of the remaining 363 days they would form a "no-overlapping-birthday" group
. ... But if one is willing to settle for a 50-50 chance of this happening, only 23 
people need ... 23 students, then approximately half of these classrooms will 
contain 2... [DOC] [TLE] FIGURING THE ODDS (PROBABILITY PUZZLES) [PAR] People often use the phrase "combinations and permutations" because they don't 
... What are the chances that a person chosen at random will be a man, ... (6) 
How many dice must be thrown to give a better than 50% chance that at least one 
... (3) Given a hand containing the nine numbered hearts from a deck of cards [2 
to... [DOC] [TLE] The Birthday Paradox | Good Math Bad Math [PAR] Nov 18, 2013 ... What's the probability that there are two people with the same birthday? ... Here's 
the problem: you've got a group of 30 people. ... 1 in 365: there are 3652 possible 
pairs of birthdays; there are 365 possible ... than 50% chance that two people will 
have the same birthday. .... And the probability should be 0. [DOC] [TLE] 1.1. Birthday Problem. If there are 2 people, the chance that they do ... [PAR] Sep 24, 2010 ... However, the other two might have the same birthday, not equal to yours ... we 
see that in a group of n  365 people, the chance that at least .... A real number 
is chosen randomly from the interval [0,1]. ... Another event is , the event that 
contains no outcomes. .... These outcomes will not have probabilities:. [DOC] [TLE] STAT/MATH 394  MATH/STAT 394 A [PAR] These will usually have answers in the back of the book, and I'll generally take 
half or ... midterm, it will count as 50% of your final grade and the midterm will 
count as 20%. ... Homework 1, due 06/23 Wednesday: Chapter 2, problems 5, 8;: 
theoretical ..... The probability that there are at least 2 people in a group of n who 
have... [DOC] [TLE] Chapter 3, Combinatorics [PAR] Example 3.2 We can show that there are at least two people in Columbus

Question: A random group must contain 23 people for there to be an over 50% chance that 2 of them will have the same one of these
Answer: a birthday