Answer
$10$
Work Step by Step
After entering "5 choose 2" to google, it returns with a calculator and a result of $10$.
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 - Apply Your Knowledge - Page 333: 14.7a
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