Dr. Davis wants to study the TV viewing habits of elementary school children. He selects 50 children from local schools to participate in his research. These groups of students would be considered the
a. population. c. representative group.
b. sample. d. none of these.
B
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A therapist is interested in helping her client get a clearer understanding of his motives, thoughts, and feelings. This therapist is most likely to be a/an
a. Behavior therapist. b. insight therapist. c. biomedical therapist. d. relationship therapist. e. psychoeducational therapist.
In the DSM-IV, mental retardation was defined as an IQ below ______. This cutoff is ______ in the DSM-5.
a. 70; abandoned b. 70; retained c. 85; abandoned d. 85; retained
If different members of the family experience quite different environments, this would be reflected in:
a. a larger shared environment b. a larger nonshared environment c. a harsher developmental niche d. a challenge for self-concept development
What is the correct definition of statistical power?
A. There is a strong difference due to chance B. The probability of rejecting the null hypothesis where it is in fact false C. There is a weak difference due to chance D. The probability of rejecting the null hypothesis where it is in fact true