Var(X – Z) Drag answer here E(4Y - 2Z) Drag answer here Var(2X + Y)
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 32E
Related questions
Question
![Suppose that X, Y, and Z are random variables
with X Bin(16, 1/4), Y ~ Geom(1/2), and
Z Poisson (5). Suppose further that X and Z
are independent but that X and Y are not
independent. Match up the following quantities.
Var(X - Z)
Drag answer here
E(4Y - 2Z)
Drag answer here
Var(2X + Y)
Drag answer here
E(Y² + Z²)
Drag answer here
Var(X + 2Z)
Cannot be
determine
d
-2
8
36
23
Drag answer here
Please answer all parts of the question.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3ec59470-7284-445f-830c-21983d8e4927%2F86737e5c-90a2-4d4d-aa39-87d982b02c16%2Fcdzkhoo_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Suppose that X, Y, and Z are random variables
with X Bin(16, 1/4), Y ~ Geom(1/2), and
Z Poisson (5). Suppose further that X and Z
are independent but that X and Y are not
independent. Match up the following quantities.
Var(X - Z)
Drag answer here
E(4Y - 2Z)
Drag answer here
Var(2X + Y)
Drag answer here
E(Y² + Z²)
Drag answer here
Var(X + 2Z)
Cannot be
determine
d
-2
8
36
23
Drag answer here
Please answer all parts of the question.
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