In selecting representative samples, the technique that specifies that the researcher begins by identifying a large number of units of individuals who have a feature in common, and then randomly selects some of those units, is known as
a. simple random sampling.
b. stratified random sampling.
c. cluster sampling.
d. nonprobability sampling.
c
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Which of the following characteristics is believed to be strongly determined by genes?
A. Neuroticism B. Openness C. Temperament D. Extroversion
__________ is an indirect form of aggression involving gossiping, spreading rumors, or excluding a child from a group.
A. Path analysis B. Gatekeeping C. Relational aggression D. Distributive justice
The fact that recall by eyewitnesses can be distorted by information introduced after the event by police officers, attorneys, etc., is BEST explained by which of the following?
a. the misinformation effect b. the serial-position effect c. errors in source monitoring d. memory reconstruction
In the context of the effects of the Mueller-Lyer illusion, Stewart in 1973 reported that the effects of the illusion:
a) vary by gender. b) decline with age. c) differ with race. d) diminish with rise in income.