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Old 07-29-2005, 07:47 PM
pzhon pzhon is offline
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Join Date: Mar 2004
Posts: 66
Default Re: Pure probability question

Answer in white:
<font color="white">e=1+1+1/2+1/6+1/24+...+1/n!+...
The probability that the sum of the first n is at most 1 is 1/n!. </font>

Followup: Suppose you add the numbers up until you get 1000. Roughly how many do you expect it to take?
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