Let X and Y be random variables having joint density function C (2x + y) 0sxs1,0 s y s2 F(x,y) =]0 otherwise a. What is the value of C? b. What is the probability that X is greater than ½ and Y is less than 3/2? c. Determine the marginal density function of X and Y. d. Find E(X), E(Y), Var(X), Var(Y), o(x), , o(y) e. Are X and Y independent, show your solution f. Find the correlation between X and Y variable and interpret your findings, show your solution. g. Find the conditional density for X given Y=y, conditional density for Y given X=x
Let X and Y be random variables having joint density function C (2x + y) 0sxs1,0 s y s2 F(x,y) =]0 otherwise a. What is the value of C? b. What is the probability that X is greater than ½ and Y is less than 3/2? c. Determine the marginal density function of X and Y. d. Find E(X), E(Y), Var(X), Var(Y), o(x), , o(y) e. Are X and Y independent, show your solution f. Find the correlation between X and Y variable and interpret your findings, show your solution. g. Find the conditional density for X given Y=y, conditional density for Y given X=x
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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![Let X and Y be random variables having joint density function
(2x + y)
Osxs1,0 < y 2
F(x,y) =] 0
otherwise
a. What is the value of C?
b. What is the probability that X is greater than ½ and Y is less than 3/2?
c. Determine the marginal density function of X and Y.
d. Find E(X), E(Y), Var(X), Var(Y), o(x), , o(y)
e. Are X and Y independent, show your solution
f. Find the correlation between X and Y variable and interpret your findings, show your
solution.
g. Find the conditional density for X given Y=y, conditional density for Y given X=x](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F963fcab8-8b55-4735-8b88-e14bd7249776%2F085d6eea-8fe7-4634-8116-29f6324b59e4%2Fbz3jz3_processed.png&w=3840&q=75)
Transcribed Image Text:Let X and Y be random variables having joint density function
(2x + y)
Osxs1,0 < y 2
F(x,y) =] 0
otherwise
a. What is the value of C?
b. What is the probability that X is greater than ½ and Y is less than 3/2?
c. Determine the marginal density function of X and Y.
d. Find E(X), E(Y), Var(X), Var(Y), o(x), , o(y)
e. Are X and Y independent, show your solution
f. Find the correlation between X and Y variable and interpret your findings, show your
solution.
g. Find the conditional density for X given Y=y, conditional density for Y given X=x
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