SOLUTION: a six-sided die is rolled twice. let Y and Z be the values of the first and second rolls, respectively, and let x be the sum of the two rolls. Find the expected value of X.

Algebra ->  Probability-and-statistics -> SOLUTION: a six-sided die is rolled twice. let Y and Z be the values of the first and second rolls, respectively, and let x be the sum of the two rolls. Find the expected value of X.      Log On


   



Question 427960: a six-sided die is rolled twice. let Y and Z be the values of the first and second rolls, respectively, and let x be the sum of the two rolls.
Find the expected value of X.

Answer by robertb(5830) About Me  (Show Source):