Posted by Brett on September 23, 2002 at 17:36:58:
In Reply to: Re: Coin toss posted by Denis Borris on September 23, 2002 at 16:10:12:
: : If you toss a fair coin ten times, what is the probability of getting exactly eight
: : heads? What is the probability of getting at least eight heads.
: HINT: 1=head, 2=tail
: Get all 10 digit numbers : 1111111111, 1111111112 .... 1222222222, 2222222222.
: How many contain 2 tails and 8 heads?
: How many contain over 7 heads?
: Good luck!
: Heads I win, tails you lose...
Thank you Denis. I did not think of writing it out that way. Your help is appreciated.
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