Consider the diagram below. Which type of design is depicted in this diagram?
$$\begin{array} { l l l }
\mathrm { O } _ { 1 } & &\mathrm { O } _ { 2 } \
\mathrm { O } _ { 1 } & \mathrm { X } & \mathrm { O } _ { 2 }
\end{array}$$
A) the interrupted time-series design
B) the posttest-only control-group design
C) the nonequivalent group design
D) the pretest-posttest control-group design

Question

Consider the diagram below. Which type of design is depicted in this diagram? 
$$\begin{array} { l l l } 
\mathrm { O } _ { 1 } & &\mathrm { O } _ { 2 } \
\mathrm { O } _ { 1 } & \mathrm { X } & \mathrm { O } _ { 2 }
\end{array}$$
A) the interrupted time-series design
B) the posttest-only control-group design
C) the nonequivalent group design
D) the pretest-posttest control-group design

Quizplus · Accepted Answer

The Answer of Consider the diagram below. Which type of design is depicted in this diagram? 
$$\begin{array} { l l l } 
\mathrm { O } _ { 1 } & &\mathrm { O } _ { 2 } \
\mathrm { O } _ { 1 } & \mathrm { X } & \mathrm { O } _ { 2 }
\end{array}$$
A) the interrupted time-series design
B) the posttest-only control-group design
C) the nonequivalent group design
D) the pretest-posttest control-group design

Consider the Diagram Below O1O2O1XO2\begin{array} { l l l } \mathrm { O } _ { 1 } & &\mathrm { O } _ { 2 } \\\mathrm { O } _ { 1 } & \mathrm { X } & \mathrm { O } _ { 2 }\end{array}O1​O1​​X​O2​O2​​

Consider the Diagram Below $\begin{array} { l l l } \mathrm { O } _ { 1 } & &\mathrm { O } _ { 2 } \\\mathrm { O } _ { 1 } & \mathrm { X } & \mathrm { O } _ { 2 }\end{array}$