Key: Yellow is Stay-Win, Red is Stay-Lose, Green is Switch-Win, Blue is Switch-Lose.
PRIZE LOCATION |
FIRST CHOICE |
DOOR REVEALED |
ACTION | RESULT | PROBABILITY |
---|---|---|---|---|---|
Door 1 (1/3) |
Choose 1 (1/3) |
Shows 2 (1/2) |
Stay (1/2) |
WIN | 1/36 |
Switch (1/2) |
lose | 1/36 | |||
Shows 3 (1/2) |
Stay (1/2) |
WIN | 1/36 | ||
Switch (1/2) |
lose | 1/36 | |||
Choose 2 (1/3) |
Shows 3 (1) |
Stay (1/2) |
lose | 1/18 | |
Switch (1/2) |
WIN | 1/18 | |||
Choose 3 (1/3) |
Shows 2 (1) |
Stay (1/2) |
lose | 1/18 | |
Switch (1/2) |
WIN | 1/18 | |||
Door 2 (1/3) |
Choose 1 (1/3) |
Shows 3 (1) |
Stay (1/2) |
lose | 1/18 |
Switch (1/2) |
WIN | 1/18 | |||
Choose 2 (1/3) |
Shows 1 (1/2) |
Stay (1/2) |
WIN | 1/36 | |
Switch (1/2) |
lose | 1/36 | |||
Shows 3 (1/2) |
Stay (1/2) |
WIN | 1/36 | ||
Switch (1/2) |
lose | 1/36 | |||
Choose 3 (1/3) |
Shows 1 (1) |
Stay (1/2) |
lose | 1/18 | |
Switch (1/2) |
WIN | 1/18 | |||
Door 3 (1/3) |
Choose 1 (1/3) |
Shows 2 (1) |
Stay (1/2) |
lose | 1/18 |
Switch (1/2) |
WIN | 1/18 | |||
Choose 2 (1/3) |
Shows 1 (1) |
Stay (1/2) |
lose | 1/18 | |
Switch (1/2) |
WIN | 1/18 | |||
Choose 3 (1/3) |
Shows 1 (1/2) |
Stay (1/2) |
WIN | 1/36 | |
Switch (1/2) |
lose | 1/36 | |||
Shows 2 (1/2) |
Stay (1/2) |
WIN | 1/36 | ||
Switch (1/2) |
lose | 1/36 |
Last updated 3 June 2000
http://www.rdrop.com/~half/Creations/Puzzles/LetsMakeADeal/FullTable.html
All contents ©1998-2002 Mark L. Irons
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