A bag contains 1 gold marble, 9 silver marbles, and 29 black marbles.  Suppose someone offers to play this game.  You randomly select one marble from the bag.  If it is gold you win $4, if it is silver you win $3, and if it is black you loose a dollar.  What is your expected value if you play the game?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter0: Preparing For Algebra
Section: Chapter Questions
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A bag contains 1 gold marble, 9 silver marbles, and 29 black marbles.  Suppose someone offers to play this game.  You randomly select one marble from the bag.  If it is gold you win $4, if it is silver you win $3, and if it is black you loose a dollar.  What is your expected value if you play the game?

 

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