Answer
$\frac{1}{2}$
Work Step by Step
P(E) = $\frac{no.\ of\ outcomes\ in\ favor}{Total\ no\ of\ outcomes}$
S={1,2,3,4,5,6}, so there are 6 total outcomes.
There are 3 favorable outcomes (rolling a 4,5,6).
P(E) = $\frac{3}{6}$ = $\frac{1}{2}$
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 11 - Counting Methods and Probability Theory - 11.4 Fundamentals of Probability - Exercise Set 11.4 - Page 715: 4
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