Validity refers to
a. the stability of a score.
b. the alpha level.
c. the agreement between a test score and the quality it is believed to measure.
d. item to total correlation.
c
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Which of the following is an accurate definition of a Type II error?
a. Rejecting a false null hypothesis b. Rejecting a true null hypothesis c. Failing to reject a false null hypothesis d. Failing to reject a true null hypothesis
The ventromedial hypothalamus ________ hunger while the lateral hypothalamus _________ hunger
a. activates; depresses c. motivates; satisfies b. encourages; ceases d. depresses; activates
What is "mass madness"?
a. An exhibition of disordered behavior by a group of people that appears to be caused by hysteria b. A reaction to the harsh and inhumane treatment of the mentally ill during the Middle Ages c. A reference to the increased incidence of schizophrenia seen 16 years after a flu epidemic d. A reaction to hallucinogenic compounds taken as part of religious rituals in ancient Egypt
Describe a situation in which use of a placebo would be beneficial.
What will be an ideal response?