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Probability Riddle
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Posted 2003-09-25, 03:38 PM in reply to
Titusfied
's post
"Probability Riddle"
Door A, Door B, Door C.
1/3 - A, 1/3 - B, 1/3 - C.
You choose A. 1/3 chance.
That means, B and C have a combined 2/3 chance.
You find that C is definitely wrong.
Therefore, in essence, B now has a 2/3 chance.
Stay with A - 1/3.
Switch to B - 2/3.
Answer: Switch.
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