The nurse researcher is planning a study in which subjects will not be randomly assigned to groups. Which type of design would be appropriate for this study?
a. Nonequivalent control group design
b. Posttest only control group design
c. Solomon four-group design
d. True experimental design
ANS: A
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A A nonequivalent control group design is a quasi-experimental design in which subjects are not randomly assigned to groups.
B A posttest only control group design consists of two randomly assigned groups but neither group is pre-tested.
C A Solomon four-group design is an experimental design that requires random assignment to groups.
D True experimental design requires random assignment of groups.
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