A robber is thinking of committing  a robbery. He has a 0.5 probability of obtaining $2500 and a 0.5 probability of obtaining $7500 . What is the expected value of the money to be obtained in the robbery?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
icon
Related questions
Topic Video
Question

A robber is thinking of committing  a robbery. He has a 0.5 probability of obtaining $2500 and a 0.5 probability of obtaining $7500 . What is the expected value of the money to be obtained in the robbery?

Expert Solution
Step 1

Given information:

In a robbery, let X be the amount obtained on committing a robbery.

The probability distribution of the amount obtained is provided as:

X P(X=x)
$2500 0.5
$7500 0.5
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.
Similar questions
Recommended textbooks for you
A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON
A First Course in Probability
A First Course in Probability
Probability
ISBN:
9780321794772
Author:
Sheldon Ross
Publisher:
PEARSON