A sample consisting of participants whose characteristics closely match the characteristics of the population is a ________ sample.
A. balanced
B. systematic
C. random
D. representative
Answer: D
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The first African American to earn a doctorate in psychology was ____
a. ?Francis Sumner b. ?Gilbert Haven Jones c. ?Kenneth Clark d. ?Inez Prosser
Biological treatments are an important factor in enabling individuals with psychological disorders to
a. be cured. b. completely eliminate the need for psychotherapy. c. function in the community. d. live in institutions.
Which of the following scenario is an example of a pretest-posttest design?
A. comparison of the aggression scores of boys and girls B. comparison of the aggression scores of third-grade students and fifth-grade students matched on gender C. comparison of the aggression scores when students are in third grade and when they are in fifth grade D. comparison of third grade boys to the known population
Vanessa is highly likely to shop and very unlikely to do laundry. According to the Premack principle of punishment, which of the following would be a contingency of punishment for Vanessa?
A) ?Doing laundry -> shopping B) ?Shopping -> doing laundry C) ?Not doing laundry -> no shopping allowed D) ?None of these are correct.