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I need a goof "FAIL" picture

Posted on 9/2/09 at 4:01 pm
Posted by Ajo Devil
Tempe, AZ
Member since Sep 2006
2428 posts
Posted on 9/2/09 at 4:01 pm
I have an extra credit assignment for my Statistics class. I need a good "FAIL" picture.

When asked, "given fifty random people in a room, what are the odds that two of them share a birthday?" It is ver easy to give the quick response, 50/365 or 13.7%. This would result in eating a big bowl of


<INSERT "FAIL PICTURE HERE>

The correct way to calculate the odds is to take the odds of two people NOT sharing a birthday, and subtract that from 1.

# of declinng odds of NOT Therefore, 1 minus
pppl factor sharing a odds of NOT sharing
gives--> birthday = odds of sharing
1 364 0.997260274 0.27%
2 363 0.991795834 0.82%
3 362 0.983644088 1.64%
4 361 0.972864426 2.71%
5 360 0.959537516 4.05%
6 359 0.943764297 5.62%

.
.
.

46 319 0.045225597 95.48%
47 318 0.039402027 96.06%
48 317 0.034220391 96.58%
49 316 0.02962642 97.04%
50 315 0.025568007 97.44%


So, with 50 random people in a room, the chances of two of them sharing a birthday are over 97%.
Posted by bigpapamac
Mobile, AL
Member since Oct 2007
22610 posts
Posted on 9/2/09 at 4:02 pm to
Football starts tomorrow!
Posted by xrockfordf150x
Walker, LA
Member since Sep 2008
3996 posts
Posted on 9/2/09 at 4:26 pm to
quote:

This would result in eating a big bowl of

Failies
This post was edited on 9/2/09 at 4:27 pm
Posted by Team Tiger Awesome
Pissing Excellence
Member since Jun 2009
417 posts
Posted on 9/2/09 at 4:47 pm to
Posted by GRTiger
On a roof eating alligator pie
Member since Dec 2008
71840 posts
Posted on 9/2/09 at 4:49 pm to
quote:

1 364 0.997260274 0.27%


Am I reading this right, and you are saying that with 1 person in a room, there is a .27% chance that 2 people in the room share a birthday?
Posted by Ajo Devil
Tempe, AZ
Member since Sep 2006
2428 posts
Posted on 9/2/09 at 4:56 pm to
Yes you are, and thanks for the edit.
Posted by CNB
Columbia, SC
Member since Sep 2007
102475 posts
Posted on 9/2/09 at 5:38 pm to
Disregard.
This post was edited on 9/2/09 at 5:39 pm
Posted by yurintroubl
Dallas, Tx.
Member since Apr 2008
30192 posts
Posted on 9/2/09 at 7:17 pm to
quote:

Disregard.







ETA:

FWIW - All my self-created FAIL pics are sports related...




Etc...

This post was edited on 9/2/09 at 7:23 pm
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