題組內容

Problem 12.   Let 61b9ab2120b63.jpgbe independent Bernoulli random variable each with mean p = 0.1. Let X = 61b9ab8a08f70.jpg That is, X is a Binomial random variable with parameters n = 4 and p = 0.1. 

(ii) E[X1 I X= 2]=0.5