Given the following notation, which design is illustrated? $$\begin{array} { l l l }
\mathrm { O } & \mathrm { X } _ { 1 } & \mathrm { O } \
\mathrm { O } & \mathrm { X } _ { 2 } & \mathrm { O }
\end{array}$$
A) Pretest-posttest control group design
B) Posttest only control group design
C) Nonequivalent control group design
D) Static group comparison design

Question

Given the following notation, which design is illustrated? $$\begin{array} { l l l } 
\mathrm { O } & \mathrm { X } _ { 1 } & \mathrm { O } \
\mathrm { O } & \mathrm { X } _ { 2 } & \mathrm { O }
\end{array}$$
A) Pretest-posttest control group design
B) Posttest only control group design
C) Nonequivalent control group design
D) Static group comparison design

Quizplus · Accepted Answer

The design shown is a nonequivalent control group design, where two groups are observed (O), each receiving a different treatment (X1 and X2), and then observed again.

Given the Following Notation, Which Design Is Illustrated OX1OOX2O\begin{array} { l l l } \mathrm { O } & \mathrm { X } _ { 1 } & \mathrm { O } \\\mathrm { O } & \mathrm { X } _ { 2 } & \mathrm { O }\end{array}OO​X1​X2​​OO​

Given the Following Notation, Which Design Is Illustrated $\begin{array} { l l l } \mathrm { O } & \mathrm { X } _ { 1 } & \mathrm { O } \\\mathrm { O } & \mathrm { X } _ { 2 } & \mathrm { O }\end{array}$