What is the name for an experimental design represented by: R ? X ? O₂ R O₂ A) posttest-only experiment B) posttest-only control group experiment C) pretest-posttest control group experiment D) pretest-posttest experiment

Question

Quizplus · Accepted Answer

This design is a posttest-only control group experiment, indicated by the presence of random assignment (R), a control group, and an experimental group that receives the treatment (X) followed by an observation (O) without a pretest.

What Is the Name for an Experimental Design Represented By