utcome is 00, 0, or 1, there is a probability of 38 of making a net profit of $60 and a 38 probability of losing $20. xpected value for the $20 bet that the outcome is 00, 0, or 1. is better: a $20 bet on the number 19 or a $20 bet that the outcome is any one of the numbers 00, 0, or 1? Why?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
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Please answer A and B.

When playing roulette at a casino, a gambler is trying to decide whether to bet $20 on the number 19 or to bet $20 that the outcome is any one of the three possibilities 00, 0, or 1. The gambler knows that the expected value of the $20 bet for a single number is - $1.05. For the $20
3
35
bet that the outcome is 00, 0, or 1, there is a probability of of making a net profit of $60 and a probability of losing $20.
38
38
a. Find the expected value for the $20 bet that the outcome is 00, 0, or 1.
b. Which bet is better: a $20 bet on the number 19 or a $20 bet that the outcome is any one of the numbers 00, 0, or 1? Why?
Transcribed Image Text:When playing roulette at a casino, a gambler is trying to decide whether to bet $20 on the number 19 or to bet $20 that the outcome is any one of the three possibilities 00, 0, or 1. The gambler knows that the expected value of the $20 bet for a single number is - $1.05. For the $20 3 35 bet that the outcome is 00, 0, or 1, there is a probability of of making a net profit of $60 and a probability of losing $20. 38 38 a. Find the expected value for the $20 bet that the outcome is 00, 0, or 1. b. Which bet is better: a $20 bet on the number 19 or a $20 bet that the outcome is any one of the numbers 00, 0, or 1? Why?
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