A real effect of the independent variable is defined as _________
a. all possible effects including no change in the dependent variable
b. any effect that produces a change in the dependent variable
c. an effect that produces an increase in the value of the dependent variable
d. an effect showing no change in the dependent variable
B
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The defining features view of object classification works well for natural objects but breaks down for mathematical categories, such as "square" or "triangle."
Indicate whether the statement is true or false
Dennis Rader, the BTK Killer, displayed unusual sexual symptoms. On which DSM axis would that information be indicated?
a. Axis I—Clinical Syndromes b. Axis IV—Psychosocial and Environmental Problems c. Axis VI—Global Assessment of Psychosocial Functioning d. Axis V—Global Assessment of Functioning
The principle of voluntary participation gives a subject the right to:
a. assign themselves to either control or experimental groups. b. gain extra credit if a college student. c. leave an experiment without penalty. d. find out about the results of the study.
In the context of one-group pretest-posttest design, testing effects occur when
A. the basic characteristics of the measuring instrument change over time. B. a confounding event occurs at the same time as the experimental manipulation. C. a participant becomes bored or fatigued. D. taking a pretest changes a participant's behavior.