Instruction 17-3
the Following Payoff Table Shows Profits Associated with a Set

Instruction 17-3
The following payoff table shows profits associated with a set of three alternatives under two possible events.
$$\begin{array} { c c c c } \text { States } & A 1 & A 2 & A B \\\hline 1 & 12 & - 2 & 8 \\2 & 4 & 10 & 5\end{array}$$ where:
S1 is event 1
A1 is action alternative 1
S2 is event 2
A2 is action alternative 2
A3 is action alternative 3
-Referring to Instruction 17-3,if the probability of S1 is 0.5,then the expected profit under certainty (EPU) is _______.

A) 8
B) 5
C) 3
D) 11