http://en.wikipedia.org/wiki/Birthday_problem
On Aug 17, 5:55 pm, "Romil ......." <[email protected]> wrote: > Take it as: > P(atleast 2) = 1-P(no 2 have same b'day) = 1- ((365C50)/50!) > where C represents the combinations > > On Wed, Aug 17, 2011 at 6:14 PM, sukran dhawan <[email protected]>wrote: > > > > > > > can yo explain it pl? > > > On Wed, Aug 17, 2011 at 6:11 PM, Aditya Jain <[email protected]> wrote: > > >> Is that exactly 2 or atleast 2? > > >> P(atleast 2)=1-P(no 2 people )=1-(364*363*362*.........*317/365^49) > > >> On Aug 17, 5:24 pm, priya ramesh <[email protected]> > >> wrote: > >> > nothing is specified. I guess it's 365 > > >> -- > >> You received this message because you are subscribed to the Google Groups > >> "Algorithm Geeks" group. > >> To post to this group, send email to [email protected]. > >> To unsubscribe from this group, send email to > >> [email protected]. > >> For more options, visit this group at > >>http://groups.google.com/group/algogeeks?hl=en. > > > -- > > You received this message because you are subscribed to the Google Groups > > "Algorithm Geeks" group. > > To post to this group, send email to [email protected]. > > To unsubscribe from this group, send email to > > [email protected]. > > For more options, visit this group at > >http://groups.google.com/group/algogeeks?hl=en. > > -- > Romil- Hide quoted text - > > - Show quoted text - -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
