Car Sales The Joint Probability Distribution of Variables X and Y Is

question 221

Short Answer

Car Sales
The joint probability distribution of variables X and Y is shown in the table below.Rebecca and Rachel are car salespeople.Let X denote the number of cars that Rebecca will sell in a month,and let Y denote the number of cars Rachel will sell in a month. ​ ​
-{Car Sales Narrative} Verify that E(X + Y)= E(X)+ E(Y).