Answer
0.75
Work Step by Step
$P(10 \leq x \leq 25) = ∫_{10}^{25} f(x).dx$
= $∫_{10}^{25} \frac{1}{d-c}.dx$
= $∫_{10}^{25} \frac{1}{20}.dx$
= 1/20 (25-10) = 15/20 = 0.75
Statistics (12th Edition)
by McClave, James T.; Sincich, Terry T.
Published by
Pearson
ISBN 10:
0321755936
ISBN 13:
978-0-32175-593-3
Chapter 5 - Continuous Random Variables - Exercises 5.1 - 5.19 - Learning the Mechanics - Page 229: 5.4a
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