Expected Value Formula :
$$\text{EV}\;=\;\sum P(X_i)\;*\;X_i$$
EV = Expected Value of an Opportunity
P(Xi) = Probability
Xi = All Possible Outcomes
$$\text{EV}\;=\;\sum P(X_i)\;*\;X_i$$
EV = Expected Value of an Opportunity
P(Xi) = Probability
Xi = All Possible Outcomes