What would make a study researching the levels of depression occurring in blind and sighted adolescents nonexperimental versus experimental in design?
a. The sample size was small.
b. The two samples were not equal in size.
c. The dependent variable was not manipulated.
d. The independent variable was not manipulated.
ANS: D
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A Sample size does not designate study design.
B Size of sample groups does not designate study design.
C Dependent variables are the outcome variables and are not manipulated in experimental research.
D Nonexperimental designs are by nature characterized by nonmanipulation of the independent variable.
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