COMPSCI 240 Lecture 9: COMPSCI240 Lecture 9
4 Dec 2018
School
Department
Course
Professor
Document Summary
L , what is the expected value of. = 8. 25 a variance of standard random variables. Poisson var an =x a exercise = variance of bernoulli. Pmf of the bemouli can be written as. Eext = pxptoxup ) =p varlx ) =p - p a standard deviation. [ positive square root of the variance ] Also a measure of dispersion around the mean. Has the same unit as x . a functions of random variables a. It x is a and f- r rz , then is also a random variable ni the piuf : y=@- ti that that is outcome from. Expectation rancid amount of money . the square of receive money. Y as you will define a 6 sided. Plx = i ) the outcome flx ) fair dice and we a riv the where. Eexj = 1 116+2 46 + it 6 1/6 =3 is.
