Answer
f(1.5)= 0.05
f(3)= 0.25
f(4.5)= 0.35
f(5)= 0.20
f(7)= 0.15
Work Step by Step
the probability mass function of the days until change is given in the table
f(1.5)= 0.05
f(3)= 0.25
f(4.5)= 0.35
f(5)= 0.20
f(7)= 0.15
Applied Statistics and Probability for Engineers, 6th Edition
by Montgomery, Douglas C.; Runger, George C.
Published by
Wiley
ISBN 10:
1118539710
ISBN 13:
978-1-11853-971-2
Chapter 3 - Section 3-2 - Probability Distributions and Probability Mass Functions - Exercises - Page 70: 3-34
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