Answer
$\frac{19}{25}$
Work Step by Step
Since 152 of the 200 people tested had lower blood pressure the probability is
$\frac{152}{200}=\frac{152\div8}{200\div8}=\frac{19}{25}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
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 - Page 582: 32
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