A project consists of four activities with information as shown in the table.What is the overall standard deviation of the project? $$\begin{array} { | l | l | l | l | }
\hline \text { Activity } & \text { Predecessor } & \text { Length } & \text { Variance } \
\hline \mathrm { A } & - - & 10 & 4 \
\hline\mathrm { B} & \mathrm {A } & 12 & 3 \
\hline \mathrm {C } & \mathrm { B } & 16 & 5 \
\hline \mathrm { D } & \mathrm { C } & 14 & 6 \
\hline
\end{array}$$

A)24
B)18
C)8.41
D)4.24

Question

A project consists of four activities with information as shown in the table.What is the overall standard deviation of the project? $$\begin{array} { | l | l | l | l | } 
\hline \text { Activity } & \text { Predecessor } & \text { Length } & \text { Variance } \
\hline \mathrm { A } & - - & 10 & 4 \
\hline\mathrm { B} & \mathrm {A } & 12 & 3 \
\hline \mathrm {C } & \mathrm { B } & 16 & 5 \
\hline \mathrm { D } & \mathrm { C } & 14 & 6 \
\hline
\end{array}$$

A)24
B)18
C)8.41
D)4.24

Quizplus · Accepted Answer

The Answer of A project consists of four activities with information as shown in the table.What is the overall standard deviation of the project? $$\begin{array} { | l | l | l | l | } 
\hline \text { Activity } & \text { Predecessor } & \text { Length } & \text { Variance } \
\hline \mathrm { A } & - - & 10 & 4 \
\hline\mathrm { B} & \mathrm {A } & 12 & 3 \
\hline \mathrm {C } & \mathrm { B } & 16 & 5 \
\hline \mathrm { D } & \mathrm { C } & 14 & 6 \
\hline
\end{array}$$

A)24
B)18
C)8.41
D)4.24

A Project Consists of Four Activities with Information as Shown