How often, if at all, can someone detect a stimulus that is slightly weaker than the absolute sensory threshold?
a. Never
b. Only on rare occasions
c. Almost half the time
d. More than 75 percent of the time
c
Psychology
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Which is true of the AIDS virus?
a. Once infected, blood tests will always show a positive result. b. Symptoms always occur quickly upon becoming infected. c. The virus can only be spread when the carrier is symptomatic. d. Common infections can become lethal to a person living with AIDS.
Psychology
The frequency with which a given disorder occurs at a given time is known as its ________
a. prevalence b. epidemiology c. occurrence d. incidence
Psychology