P(X< 1 |Y = 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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The conditional pdf of X given Y is fxiy(x|v) = Le-x 0<x<∞, 0< y < ∞
1+y
Find P(X< 1|Y = 2)
Select one:
а.
3
1
4
- - e
b.
1
C.
4
1
3e
d.
3
1-e-1
e
4
Transcribed Image Text:The conditional pdf of X given Y is fxiy(x|v) = Le-x 0<x<∞, 0< y < ∞ 1+y Find P(X< 1|Y = 2) Select one: а. 3 1 4 - - e b. 1 C. 4 1 3e d. 3 1-e-1 e 4
11
Let X and Y be two random variables with p(x,y) = ,
11
o = 0 =
then
144
-1
Cov(x,y):
=
144
Select one:
O True
False
Transcribed Image Text:11 Let X and Y be two random variables with p(x,y) = , 11 o = 0 = then 144 -1 Cov(x,y): = 144 Select one: O True False
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