4.1, 4.2 Random Variables

Problem 1

Consider the following game of chance based on the spinner below:

Each spin costs $4. If the spinner lands on B the player wins $10. If the spinner stops on D the player wins a dime. Otherwise, the player wins nothing.

Pie chart for the spinner game. The wedge of A is 4/12 of the chart. The wedge of B is 3/12 of the chart. The wedge of C is 1/12 of the chart. The wedge of D is 4/12 of the chart.

Calculate the player’s expected profit.

Note: Express your answer to at least three decimal places in dollar form.

 

Correct Answers

−1.46667

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Statistical Problem Sets in WeBWorK Copyright © 2023 by Rachael Norton and Peter Staab is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.

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