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#21
08-08-2002, 09:21 PM
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Re: Two Questions

Just a) for now.

Let P(n)= the probability of throwing a pair of dice n times w/o throwing a seven.

P(n)={5/6}^n

Now P(3)> 1/2 while P(4)
#22
08-09-2002, 05:33 AM
 Guest Posts: n/a

question a is misleading. it can be interpreted as: 'how many times must you throw 2 dice that the next throw is more likely than not to be a 7?' or as 'how many times must you throw 2 dice so that you will be more likely than not to have thrown a 7 in that sequence?'
#23
08-14-2002, 01:42 AM
 Guest Posts: n/a

1. Never 2. 20,000 If the chances are 1 out of 40,000 then half the time i will hit it before 20,000 and half the time I will hit it after 20,000.

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