Which of the following designs would be considered the gold standard to limit internal and external threats of validity?
A) Non-Experimental
B) Quasi Experimental
C) Experimental pretest /posttest design
D) Experimental Posttest design

Question

Quizplus · Accepted Answer

Experimental pretest/posttest designs are considered the gold standard for limiting both internal and external threats to validity. This design allows for the measurement of changes in the dependent variable that can be directly attributed to the manipulation of the independent variable, while also controlling for extraneous variables.

Which of the Following Designs Would Be Considered the Gold