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Topic	If you have 30 people in a room, there is a 100% chance of two of them sharing a
LordFarquad1312 03/14/18 11:58:54 PM #14:	CensorErik posted... clyde_frog posted... CensorErik posted... Duwstai posted... EpicMickeyDrew posted... birthday. Maths is crazy DarkTransient posted... No, there isn't. There's a very, VERY high chance, but not 100%. You need 367 people to have a 100% chance of that. (And that's assuming we only care about the day and month, not the year. If you care about the year too, it gets even trickier.) You both need to go back to school. This. Jfc guys. Why is the second poster wrong? Would it need to only be 366 people? Yes. Leap year. Also, I just did the math, and with 30 people, the probability of 2 people sharing a birthday is about 70% --- The force is my ally "If you are tired of fear from links... Let Kirby's Nightmare protect you." <cite>LordFarquad1312 posted [p:897826694] in If you hav... [t:76416768]...</cite> <quote><cite>CensorErik posted...</cite> <quote><cite>clyde_frog posted...</cite> <quote><cite>CensorErik posted...</cite> <quote><cite>Duwstai posted...</cite> <quote><cite>EpicMickeyDrew posted...</cite> <quote>birthday. Maths is crazy</quote> <cite>DarkTransient posted...</cite> <quote>No, there isn't. There's a very, VERY high chance, but not 100%. You need 367 people to have a 100% chance of that. (And that's assuming we only care about the day and month, not the year. If you care about the year too, it gets even trickier.)</quote> You both need to go back to school.</quote> This. Jfc guys.</quote> Why is the second poster wrong? Would it need to only be 366 people?</quote> Yes.</quote> Leap year. Also, I just did the math, and with 30 people, the probability of 2 people sharing a birthday is about 70% --- The force is my ally "If you are tired of fear from links... Let Kirby's Nightmare protect you."</quote> ... Copied to Clipboard!
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