Answer
$\$0$
Work Step by Step
The probability of rolling an even number is the same as the probability of rolling an odd number on a die.
$2\times0.5 -2\times 0.5 = 0$
College Algebra 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305115546
ISBN 13:
978-1-30511-554-5
Chapter 9, Counting and Probability - Section 9.4 - Expected Value - 9.4 Exercises - Page 680: 9
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