Answer
See below.
Work Step by Step
We take $5$ cards here, thus $n=5$. To guess an answer correctly is $p=0.25$, thus the probability of guessing incorrectly is $1-p=0.75$. And the number of ways to arrange the sequence is: ${5\choose2}=10$.
The Basic Practice of Statistics 7th Edition
by Moore, David S.; Notz, William I.; Fligner, Michael A.
Published by
W. H. Freeman
ISBN 10:
146414253X
ISBN 13:
978-1-46414-253-6
Chapter 14 - Binomial Distributions - Check Your Skills - Page 340: 14.16
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