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Chapter 4-2

# Chapter 4-2 - Chapter4 Probability Part2 1 MontyHallproblem...

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Chapter 4 Probability Part 2 1

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Chapter 4 –Probability DSC 205 Monty Hall problem 3 doors – one of them has the grand prize Step 1 – Choose a door – let’s pick door 1 Without telling you if you got it right, the host  opens one of the other 2 doors which doesn’t have  the grand prize. Assume he opened door 3 Step 2 – Your final choice – do you switch to door  2? 2
Chapter 4 –Probability DSC 205 Conditional probability – Example 4.18/179. Recall Exercise 4.11 – of 10,000 students, 2,500 have MC (event M), 4,000 have Visa (event V) and 1,000 have both. a. Find the proportion of MasterCard holders (given) that have Visa cards. b. Find the proportion of Visa holders (given) that have MasterCard's. Multiplication Rule – 3

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Chapter 4 –Probability DSC 205 Independence – Example 4.18/195. From previous page c. Are the two events (M and V) independent?
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Chapter 4-2 - Chapter4 Probability Part2 1 MontyHallproblem...

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