Week 2 Car Curtain 1 - 50 chance of having the car behind...

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Shawn’s explanation seems to make the most sense, but I am almost certain that I have heard this same example before and was told that the correct answer is to change the original guess. Jennifer, can you explain how you came up with this answer? My initial thoughts: The first time you choose between the three curtains you have a 33% probability of choosing the right answer. Once C was revealed to be empty, A and B both have a
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Unformatted text preview: 50% chance of having the car behind it. Therefore, the probability of A and B is equal. However, if I remember correctly the example I heard previously stated when you chose A originally it had a 33%, chance of being right and a 66% of being wrong. Therefore, the fact that the host reveals C does not have a car, still leaves A as having a 66% chance of being wrong....
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This note was uploaded on 03/26/2012 for the course STATISTIC GM533 taught by Professor Henry during the Fall '10 term at Keller Graduate School of Management.

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