Answer
$0.83
Work Step by Step
Probability of rolling a $6$: $\frac{1}{6}$
The probability of not rolling a $6$:
$1-\frac{1}{6} =\frac{5}{6}$
$10\times\frac{1}{6} -1\times \frac{5}{6} = \frac{5}{6}\approx 0.83$
The expected value of $0.83.
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 679: 4
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