Purchase Solution

expected value problem

Not what you're looking for?

Ask Custom Question

There are 7 prisoners, and 7 rooms each with a switch. Assume all switch are off at first.

Now there is a fair coin in each room. Each prisoner goes to each room and flips the coin. If the coin comes up heads, prisoner changes the state of the switch. Else, prisoner moves to the next room and repeats. What is the average number of switch that are on when all 7 prisoners are done?

Purchase this Solution

Solution Summary

The solution analyzes an expected value problem.

Purchase this Solution


Free BrainMass Quizzes
Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

Solving quadratic inequalities

This quiz test you on how well you are familiar with solving quadratic inequalities.