Expectation and variance of a random variableLet X be a random variable with the following probability distribution.Value x of X123456P(X=x)0.250.100.050.050.100.45Complete the following. (If necessary, consult a list of formulas.)(a) Find the expectation E(X) of X.E (X) = Ď(b) Find the variance Var(X) of X.Var (X) = 0UUD 1/5

From the provided information,Value x of XP (X=x)10.2520.1030.0540.0550.1060.45

Answered: Let X be a random variable with the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Let X be a random variable with the following probability distribution. Value x of X P(X=x) 1 2 3 4 5 6 0.25 0.10 0.05 0.05 0.10 0.45 Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E (X) of X. E (X) = (b) Find the variance Var(X) of X. Var (x) = X