0 Consider the discrete random variables X and Y with the following joint probability mass function:...
Consider the discrete random variables X and Y with the following joint probability mass function: 2 y fxy(x,y) -1 0 1/8 0 -1 1/4 0 1/4 0 1/8 -1 1/8 1 -1 1/8 What is P(X = 1 Y = 0)? Are X and Y independent? 1 1 1 A. 0; independent B. 1/2; independent C. 1/2; dependent D. 1/8; dependent E. none of the preceding 3. Multiple Choice Question Suppose that the number of bad cheques received by a...
Consider the discrete random variables X and Y with the following joint probability mass function: Given that X is not negative, what is the probability that Y is also not negative? A. 0.5 B. 0.8 C. 0.4 D. 0.25 E. none of the preceding T -1 0 0 Y 0 -1 1 0 1 -1 fxy(x,y) 1/8 1/4 1/4 1/8 1/8 1/8 1 다.
C y Multiple Choice Question Consider the discrete random variables X and Y with the following joint probability nass function: fxy(x, y) -1 0 1/8 0 -1 1/4 0 1/4 0 1/8 -1 1/8 1/8 What is P(X = 1 Y = 0)? Are X and Y independent? 1 1 1. 0; independent B. 1/2; independent C. 1/2; dependent D. 1/8; dependent E. none of the preceding
help asap pls T 6. Multiple Choice Question Consider the discrete random variables X and Y with the following joint probability mass function: y fxx (2,y) -1 0 1/8 0 - 1 1/4 0 1/4 0 1/8 -1 1/8 1 1/8 What is P(X = 11Y = 0)? Are X and Y independent? 1 1 A. 0; independent B. 1/2; independent C. 1/2; dependent D. 1/8; dependent E. none of the preceding
3. Multiple Choice Question Consider the discrete random variables X and Y with the following joint probability mass function: y fxy(x,y) -1 0 1/8 0 -1 1/4 0 0 1/8 -1 1 1/8 -1 1/8 Given that X is not negative, what is the probability that Y is also not negative? 1 1 A. 0.5 B. 0.8 C. 0.4 D. 0.25 E. none of the preceding
The joint probability mass function (p.m.f.) of the discrete random variables X and Y is given by 11/4 1/2 20 1/4 (a) Are X and Y independent? (b) Compute P(XY 1) and P(2X Y >1) (c) Find P(y > 1 | X = 1) (d) Compute the conditional p.m. f. of X given Y = 1
1. Suppose X and Y are discrete random variables with joint probability mass function fxy defined by the following table: 3 y fxy(x, y) 01 3/20 02 10 7/80 3/80 1/5 1/16 3/20 3/16 1/8 2 3 2 3 a Find the marginal probability mass function for X. b Find the marginal probability mass function for Y. c Find E(X), EY],V (X), and V (Y). d Find the covariance between X and Y. e Find the correlation between X and...
Problem 5 Define X and Y to be two discrete random variables whose joint probability mass function is given as follows: e-127m5n-m P(X = m, Y = n) = m!(n - m)! for m <n, m> 0 and n > 0, while P(X = m, Y = n) = 0 for other values of m, n 1. Calculate the probability that 1 < X <3 and 0 <Y < 2. 2. Calculate the marginal probability mass functions for the random...
C Y 0 Multiple Choice Question Consider the discrete random variables X and Y with the following joint probability mass function: fxy(x, y) - 1 1/8 0 -1 1/4 0 1/4 0 1/8 -1 1/8 -1 1/8 Given that X is not negative, what is the probability that Y is also not negative? 1 1 1 1 A. 0.5 B. 0.8 C. 0.4 D. 0.25 E. none of the preceding Multiple Choice Question We measured the compressive strength for n...
Consider the following joint probability density function of the random variables X and Y : (a) Find its marginal density functions (b) Are X and Y independent? (c) Find the condition density functions . (d) Evaluate P(0<X<2|Y=1)