Suppose that X and Y are statistically independent and identically distributed uniform random variables on (0,1). (a) Write down the joint probability density function fx,y(x,y) of X and Y on its support. (b) The expression for the joint probability density function of the transformed random variables U=5X+Y and V=3X+2 Y on its support is: fu,v(u,v) = Au³ (C + D)E Which values of the constants A, B, C, D, E are correct (in the same order as they appear here)? ○ 1,8,1,8,1 ○ none of the answers is correct The joint probability density is constant on its support, hence B-C=0 and D=E=1, and A following from normalization. ○ 1/3, 1, 1.67, 1, -2 O 1/3, 1, 1.67, 1, 2 3, 1, 1.67, 1, -2
Suppose that X and Y are statistically independent and identically distributed uniform random variables on (0,1). (a) Write down the joint probability density function fx,y(x,y) of X and Y on its support. (b) The expression for the joint probability density function of the transformed random variables U=5X+Y and V=3X+2 Y on its support is: fu,v(u,v) = Au³ (C + D)E Which values of the constants A, B, C, D, E are correct (in the same order as they appear here)? ○ 1,8,1,8,1 ○ none of the answers is correct The joint probability density is constant on its support, hence B-C=0 and D=E=1, and A following from normalization. ○ 1/3, 1, 1.67, 1, -2 O 1/3, 1, 1.67, 1, 2 3, 1, 1.67, 1, -2
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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
Transcribed Image Text:Suppose that X and Y are statistically independent and identically distributed uniform random variables on (0,1).
(a) Write down the joint probability density function fx,y(x,y) of X and Y on its support.
(b) The expression for the joint probability density function of the transformed random variables U=5X+Y and V=3X+2 Y on its support is:
fu,v(u,v) = Au³ (C + D)E
Which values of the constants A, B, C, D, E are correct (in the same order as they appear here)?
○ 1,8,1,8,1
○ none of the answers is correct
The joint probability density is constant on its support, hence B-C=0 and D=E=1, and A following from normalization.
○ 1/3, 1, 1.67, 1, -2
O 1/3, 1, 1.67, 1, 2
3, 1, 1.67, 1, -2
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