Given that P(A|B) =0.5, P(A) = 0.4, and P(B)3D0.44, then P(BIA) is equal to:
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:If a discrete random variable X takes only three values 2, 5, and 9 and that P(X32)%3D0.2,P(X%3D5)%30.5, then what is the
value of P(X=9)?
а. О.3
b. О.7
c. 0.9
d. 1
Given that P(A|B) =0.5, P(A) = 0.4, and P(B)-D0.44, then P(BIA) is equal to:
a. 0.55
b. 0.22
c. 0.45
d. 0.35
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