Dr. Jones wants to study the effects of a medication. Her previous research suggests that the medication is very effective. To control for her expectancy effects, she decides to
a) conduct a single-blind experiment
b) standardize her appearance.
c) randomize participants.
d) replicate her previous studies.
A
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In cases where random assignment to treatment conditions is impossible, researchers often rely on ______.
a. purposeful sampling b. random sampling c. dual regression d. multiple regression
What causes us to act—to make decisions one way or another, to care about the outcomes of our behavior, and to care about other people?
a. intelligence c. emotions b. reasoning d. personality
Val has a crush on Ilene. What is one thing he might do to make himself more desirable?
A) Bring her flowers B) Stop by every day to say hello C) Compliment her on her hair D) Tell her she has nice shoes
Over ______ of young adult in the United States live with their parents.
A. one third B. one fourth C. one fifth D. one half