You are a hotel manager and you are considering four projects that yield different payoffs,depending upon whether there is an economic boom or a recession.The potential payoffs and corresponding payoffs are summarized in the following table. $$\begin{array} { | l | l | l | }
\hline \text { Praject } & \begin{array} { l }
\text { Bamn } \
( 50 \% )
\end{array} & \begin{array} { l }
\text { Recession } \
( 50 \% )
\end{array} \
\hline \text { A } & \$ 20 & - \$ 10 \
\hline \text { B } & - \$ 10 & \$ 20 \
\hline \text { C } & \$ 30 & - \$ 30 \
\hline \text { D } & \$ 50 & \$ 50 \
\hline
\end{array}$$ The variance in the returns of project C is:

Question

You are a hotel manager and you are considering four projects that yield different payoffs,depending upon whether there is an economic boom or a recession.The potential payoffs and corresponding payoffs are summarized in the following table. $$\begin{array} { | l | l | l | } 
\hline \text { Praject } & \begin{array} { l } 
\text { Bamn } \
( 50 \% )
\end{array} & \begin{array} { l } 
\text { Recession } \
( 50 \% )
\end{array} \
\hline \text { A } & \$ 20 & - \$ 10 \
\hline \text { B } & - \$ 10 & \$ 20 \
\hline \text { C } & \$ 30 & - \$ 30 \
\hline \text { D } & \$ 50 & \$ 50 \
\hline
\end{array}$$ The variance in the returns of project C is:

Quizplus · Accepted Answer

The variance is calculated as the average of the squared differences from the mean. For project C, the mean is (30 + (-30))/2 = 0. The squared differences are (30-0)^2 = 900 and (-30-0)^2 = 900. The average of these is (900 + 900)/2 = 900.

You Are a Hotel Manager and You Are Considering Four