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On Average (Posted on 2004-01-26) Difficulty: 4 of 5
What is the expected number of rolls of a fair, normal 6-sided die, one is required to make, so that each of the 6 numbers comes up at least once?

Hint: this is not necessarily an integer answer
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As an aside, it would be interesting to see the computer program simulation of this, but this would not be proof of the solution (merely evidence supporting the proof).

See The Solution Submitted by SilverKnight    
Rating: 3.7500 (4 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re: The other answers | Comment 6 of 11 |
(In reply to The other answers by Charlie)

Don't ever go to Las Vegas, Charlie. The casino owners might send "Bruno" and "Vito" to pay you a visit.
  Posted by Penny on 2004-01-26 20:42:33

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