Determine ??? (? ∣ ? = 1). The joint probability mass function of X and Y is given by:P (X = 0, Y = 0) = 0.650P(X = 1, Y = 0) = 0.075P (X = 0, Y = 1) = 0.15P(X = 1, Y = 1) = 0.125Determine Var (X | Y = 1).

# joint probability distribution of x ,y is given as then to find varience (x/y=1)??

Answered: The joint probability mass function of…

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...

See similar textbooks

Similar questions

The random variables X and Y have the following joint probability density function:f(x,y)={e−x−y , 0<x<∞; 0, elsewhere. What is Cov(X,Y)(X,Y)?
I toss a fair coin twice, and let X be defined as the number of heads I observe. Find the range of X, RX, as well as its probability mass function PX.
The PDF of a continuous random variable X is as follows: f(X)= c(4x2 - 2x2) 0<* x <* 2 (*less or equal to) a. For this to be a proper density function, what must be the value of c ?
Suppose that the random variables X and Y have a joint density function f(x,y).prove that Cov(X,Y)=0 if E(X|Y=y) does not depend on y
The life (in years) of a laptop battery has a probability density function defined by P(x)=12e−x/2P(x)=12e-x/2for x in [0,∞)[0,∞). Find the probability that a randomly selected laptop battery will last between 3 and 8 years?
The joint probability density function of X and Y is given byf(x,y) = x+y 0 < x < 1, 0 < y < 1 (d) E(xy) = ? (e) Cov(x,y) = ?
Given the probability mass function of a random variable X p(x) = c/(x+1) if x = 0,1 and p(x) = 0 in other mass points. What is the value of c ?
Suppose that the random variables X and Y have a joint density function given by: f(x,y)={cxy for 0≤x≤2 and 0≤y≤x, 0 otherwise c=1/2 P(X < 1), Determine whether X and Y are independent
I toss a coin 4 times, and let X be defined as the number of heads I observe. Find the range of X, RX, as well as its probability mass function PX.
Suppose X and Y are independent and identically distributed (i.i.d.) randomvariables, each with the uniform distribution on [0, 1]. What is the cumulative distributionfunction and the density function of XY ?
Find the distribution function and density function of Y = sinX, where X is distributeduniformly between 0 and 2π.
The time (in minutes) required to complete a certain subassembly is a random variable X with the density function f(x) = 1/21 x^2, 1 ≤ x ≤ 4.(a) Use f (x) to compute Pr(2 ≤ X ≤ 3).(b) Find the corresponding cumulative distribution function F(x).(c) Use F(x) to compute Pr(2 ≤ X ≤ 3).

SEE MORE QUESTIONS

Recommended textbooks for you

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

SEE MORE TEXTBOOKS

The joint probability mass function of X and Y is given by: P (X = 0, Y = 0) = 0.650 P(X = 1, Y = 0) = 0.075 P (X = 0, Y = 1) = 0.15 P (X = 1, Y = 1) = 0.125 Determine Var (X | Y = 1).