Let X ~ N(0,1), and let Y = 2X + 5. Compute P(Y <= 7)?
a) Let X-Unif(0,1). Derive the pdf of Y =-ln(1-X) Remember to provide its support. Let X-N(1,02). Derive the pdf of Y-ex and remember to provide its support. b) Hint for both parts: First work out the cdf of Y, and then use it to find the density of Y.
Let X,Y ~ Uniform (0,1) be independent. Find the PDF for X-Y and X/Y.
Let X have the pdf defined for 0<x<2. Let Y~Unif(0,1). Suppose X and Y are independent. Find the distribution of X-Y. fx() =
Let X and Y be iid uniform random variables on [0,1]. Find the pdf of Z=X+Y
X N(0,1) and Z 3X2 + 1, what is the PDF of Z'?
X is a random variable uniformly distributed on [-3,1]. 1. Let Y = 2X – 1, find the pdf of Y. 2. Let Z = [X], find the pdf of Z. 3. What is the pdf of Y = [X + 3/?
4) Suppose that Y~exp(8). Let X = ln(Y). Find the pdf of X. 5) Let Y and Y2 be iid U(0,1). Let S YY2. Find the pdf of S.
Problem 3 Let X be Uniform(0,1) and Y be Exponential (1). Assume that X and Y are independent. i. Find the PDF of Z- X +Y using convolution. ii. Find the moment generating function, øz(s), of Z. Assume that s< 0. iii. Check that the moment generating function of Z is the product of the moment gen erating functions of X and Y Problem 3 Let X be Uniform(0,1) and Y be Exponential (1). Assume that X and Y are...
1. Let (X, Y) X, Y be two random variables having joint pdf f xy (xy) = 2x ,0 «x « 1,0 « y« 1 = 0, elsewhere. Find the pdf of Z = Xy?