A research study in a laboratory setting incorporates four groups (two control and two experimental) in which only one experimental group and one control group are pretested, while all four groups are posttested
Which descriptions of the design are accurate? (Select all that apply.)
a. Experimental design
b. After-only experimental design
c. Real-world experimental design
d. Quasi-experimental design
e. Solomon four-group design
ANS: A, E
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Correct The example describes a type of experimental design, a Solomon four-group design.
The example describes a Solomon four-group design.
Incorrect An after-only experimental design does not include any pretesting.
A real-world experimental design would be conducted in an actual practice setting, not a laboratory.
The example describes an experimental study conducted in a laboratory. A quasi-experimental design would be conducted in a real-world setting.
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