In the game of blackjack as played in the casinos, the dealer has the advantage. The probability of the average player winning is 0.45 and can be model with a Binomial random variable.

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CT: Chapter Test
Problem 30CT: In a batch of 20 tires, 2 are known to be defective. If 4 tires are chosen at random, find the...
icon
Related questions
Topic Video
Question
100%

3.  In the game of blackjack as played in the casinos, the dealer has the advantage. The probability of the average player winning is 0.45 and can be model with a Binomial random variable.

a) Find the expected value if 5 games are played.
b) Find the probability that the average player will win exactly 4 games.

Expert Solution
Step 1

Given data:

The given probability of winning is p=0.45.

The numbers of games played are n=5.

a)

The expression for the expected value is,

E=n×p

Substitute the given values in the above expression.

E=50.45=2.25

 

Thus, the expected value when 5 games were played is 2.25.

trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Discrete Probability Distributions
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, probability and related others by exploring similar questions and additional content below.
Recommended textbooks for you
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning