1 0.10 0.05 0.3 Find Pr(X 2 0Y S0). (a) 0.45 (c) 0.7895 (e) 0.75 (b) 0.6923 (d) 0.1538 Answer: 126

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 36E
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9- Let X,Y be two random variables with the follow-
ing joint probability mass function
-1
1.
-1
0.2
0.05
0 0.25
1 0.10
0.05
0.05
0.3
Find Pr(X 2 0[Y 0).
(a) 0.45
(c) 0.7895
(e) 0.75
(b) 0.6923
(d) 0.1538
Answer: 12b
Transcribed Image Text:9- Let X,Y be two random variables with the follow- ing joint probability mass function -1 1. -1 0.2 0.05 0 0.25 1 0.10 0.05 0.05 0.3 Find Pr(X 2 0[Y 0). (a) 0.45 (c) 0.7895 (e) 0.75 (b) 0.6923 (d) 0.1538 Answer: 12b
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