An experimental design that administers one or more levels of one independent variable in combination with two or more levels of another independent variable is called a
a. between-subjects design.
b. within-subjects design.
c. simple randomized design.
d. simple factorial design.
Question 2
The order in which the treatments are administered can unintentionally create problems for the experimenter who is employing which research design?
a. simple factorial designs
b. repeated-measures designs
c. between-subjects designs
d. nested designs
Levels of Prevention
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