Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 8 - Section 8.5 - Counting and Introduction to Probability - Exercise Set: 31

Answer

$\frac{19}{100}$

Work Step by Step

Since 38 of the 200 people tested had higher blood pressure the probability is $\frac{38}{200}=\frac{38\div2}{200\div2}=\frac{19}{100}$
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