You could create a stratified random sample by
a. randomly selecting participants from the names of everybody in your population.
b. breaking the population into subgroups and randomly selecting from each subgroup.
c. creating clusters of people in the population and selecting everybody from randomly chosen clusters.
d. using chain-referral sampling.
b
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The Hawthorne effect is an example of
a. experimenter effects. b. demand characteristics. c. experimenter bias. d. ceiling effects.
Lance is a newborn infant. During the first weeks following birth, Lance would be referred to as a(n)
a. embryo. b. neonate. c. zygote. d. fetus.
The Hare Psychopathy Checklist-Revised is
A. a multiple-choice test. B. a self-report scale of personality characteristics. C. now considered to be out-of-date. D. a rating scale, completed by a clinician after an interview with the subject.
Some drugs that combat depression work by __________
a) increasing the amount of serotonin in the brain. b) blocking dopamine receptors in the brain. c) inhibiting the function of the medulla and the pons. d) increasing the amount of acetylcholine in the brain.