Then P(X + Y <7) =

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 10E
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Question
961
100
1039
Question *
Let X and Y be two discrete random variables with a joint probability distribution
given by
X=0 X=2
X= 4
Y= 1
0.03
0.02
0.1
Y= 3
Y = 5 0.2
0.15
0.2
0,1
0.15
0,05
Then P(X + Y < 7) =
0.42
None of these
0.15
O 0.7
Question
Let X be a random variable with probability distribution as shown below:
-l<xs2
S(x)=
nd g(X)=4X+2
elsewher
Then the value of E(g(X)) is:
Transcribed Image Text:961 100 1039 Question * Let X and Y be two discrete random variables with a joint probability distribution given by X=0 X=2 X= 4 Y= 1 0.03 0.02 0.1 Y= 3 Y = 5 0.2 0.15 0.2 0,1 0.15 0,05 Then P(X + Y < 7) = 0.42 None of these 0.15 O 0.7 Question Let X be a random variable with probability distribution as shown below: -l<xs2 S(x)= nd g(X)=4X+2 elsewher Then the value of E(g(X)) is:
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