LW8 Pahdom variables X and Z and the equation E[X] = E[X - Z+E[Z. Mark all the true tatements below. O a. The equation is true if X and Z jointly follow a normal distribution. b. The equation is correct if X and Z both follow discrete distributions. C. The equation can be wrong in case Z has heavy tails. d. The equation is true if X and Z are independent.
LW8 Pahdom variables X and Z and the equation E[X] = E[X - Z+E[Z. Mark all the true tatements below. O a. The equation is true if X and Z jointly follow a normal distribution. b. The equation is correct if X and Z both follow discrete distributions. C. The equation can be wrong in case Z has heavy tails. d. The equation is true if X and Z are independent.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
![Consider two random variables X and Z and the equation E[X= E[X- Z+ EZ]. Mark all the true
statements below.
a. The equation is true if X and Z jointly follow a normal distribution.
b. The equation is correct if X and Z both follow discrete distributions.
C.
The equation can be wrong in case Z has heavy tails.
d. The equation is true if X and Z are independent.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8144a404-58b4-4ddd-a5aa-0d9733cb7e95%2F8ae04ac2-42b4-4e1e-8fdd-2d8bad0f31dd%2Fa94kxkl_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Consider two random variables X and Z and the equation E[X= E[X- Z+ EZ]. Mark all the true
statements below.
a. The equation is true if X and Z jointly follow a normal distribution.
b. The equation is correct if X and Z both follow discrete distributions.
C.
The equation can be wrong in case Z has heavy tails.
d. The equation is true if X and Z are independent.
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