900 views

### Three Envelopes Problem [duplicate]

Possible Duplicate: The Monty Hall problem Three envelopes are presented in front of you by an interviewer. One contains a job offer, the other two contain rejection letters. You pick one of ...
508 views

### Mystery card probability riddle [duplicate]

Possible Duplicate: The Monty Hall problem I’m looking for the better explanation to the solution of this riddle, because I always struggle to get people to accept the ones I know. Riddle: ...
86 views

### Probability doubles if you switch cards when the third card is revealed, How? [duplicate]

So I was watching the show Numb3rs, and the math genius was teaching, and something he did just stumped me. He was asking his class (more specifically a student) on which of the three cards is the ...
405 views

### Monty Hall Variation (100 doors) [duplicate]

Suppose you're on a game show, and you're given the choice of one hundred doors: Behind one door is a car; behind the others, goats. You pick a door, say No. 1, and the host, who knows what's behind ...
284 views

### game show problem [duplicate]

Possible Duplicate: The Monty Hall problem You are in a game show. You have to choose between three buttons, A, B and C. Pressing one of them will give you £200,000, and pressing either of the ...
116 views

### Monty Hall Problem: Reasoning Behind the Logic [duplicate]

I watched Lecture 18: Probability Introduction from the MIT OpenCourseWare where the lecturer talks about the Monty Hall problem. He draws the decision tree and we find that actually you have a 2/3 ...
80 views

### Conditional probability problem of three choices [duplicate]

I have the following problem where I have difficulties grasping the intuition: Lets say we have three boxes, with two of them empty and one containing a gold price. Lets say we randomly select ...
137 views

### What are the various explanations to arrive at the solution of Monty Hall Problem? [duplicate]

Possible Duplicate: The Monty Hall problem I want to know what are the various ideas which you might have come across to arrive at the solution of the Monty Hall Problem ? My idea is to get ...
67 views

### By Changing My Option, How Does This Double My Chance of Winning? [duplicate]

Note: I was brought here by the 'wonderful' community of Philosophy. I realise the title 'By Changing My Option, How Does This Double My Chance of Winning?' was a little vague so let me go into ...
89 views

### Do I help my chances in picking the bucket with gold, if I re-select after an empty bucket is removed? [duplicate]

Possible Duplicate: The Monty Hall problem Let's say there are ten covered buckets. One of the buckets holds gold, while the rest are empty. I can't lift or touch the buckets, but I can ...
93 views

### Monty Hall and conditional probabilities [duplicate]

I am a bit confused. I thought after Monty opens the door with the goat, conditional probabilities kick in and our sample space shrinks down to 2 doors instead of 3, and since they were all equally ...
74 views

### Struggling with a Bayes theorem/conditional probability question [duplicate]

The question: You are playing a card game where the dealer selects three cards from a playing deck; 1 red and two black. The dealer shuffles the three cards and lays them face down next to each other,...
55 views

### Probability question - chances [duplicate]

A game show offers contestants the following chance to win a car: There are three doors. A car is hidden behind one door, and goats are hidden behind each of the other doors. The contestant selects a ...