Afair four-sided die has two faces numbered 0 and two faces numbered 2. another fair four-sided die has its faces numbered 0, 1, 4, and 5. the two dice are rolled. let x and y be the respective outcomes of the roll. let w = x + y. a. determine the pmf of w. b. draw a probability histogram of the pmf of w.

Michael opens a store selling specialty artisan breads. before he can begin baking and selling bread, he purchases a bread oven. each week he sells the same number of loaves and earns the same amount of money. write an equation to show how much money he has earned at any week. x y week profit in dollars 1 –250 2 –170 3 –90 4 –10 5 70 a. y = 80x + 70 b. y = 80x – 330 c. y = 80x – 250 d. y = 80x