A game involving a pair of dice pays you $4 with probability 16/36, costs you $2 with probability 14/36, and costs you $6 with probability 6/36.
What is your expected net result, in dollars, per play?
A) -$8
B) -$1.78
C) $0
D) $1.78
E) $8

Question

Quizplus · Accepted Answer

The expected net result is calculated by multiplying each outcome by its probability and summing these products: (4 * 16/36) + (-2 * 14/36) + (-6 * 6/36) = 0.

A Game Involving a Pair of Dice Pays You $4