A psychologist is studying gender relationships in childhood and early adolescence. Students from each grade are separately observed during lunchtime at school in order to assess their seating preferences. The researcher is conducting a _______
a. cross-sectional study.
b. longitudinal study.
c. single-blind study.
d. double-blind study.
Answer: a
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Which term is correctly paired with its definition?
a. Hypomania is when a person is beginning to feel depressed. b. Mania is when a person is "high" but totally coherent. c. Hypomania involves increased levels of activity combined with an expansive mood. d. Mania is a less severe form of the disorder than hypomania.
Kamal arranges for his friend Jacqueline to give some of his money to a group he hates if he is rude to people. This is called:
a. negative reinforcement. b. extinction. c. incompatible punishment. d. precommitted punishment.
True-false questions utilize which type of rating scale?
a. numerical b. forced-choice c. graphic d. Likert
The first ejaculation in boys occurs _________
A) ?when pubic hair has matured. B) ?when the prostate and seminal vesicles begin functioning. C) ?when the testicles have fully descended. D) ?when the vas deferens is fully functioning.