In order for a researcher to be able to estimate accurately the parameters of a population from his or her sample, the sample must be
a. very large.
b. racially diverse.
c. low in variability.
d. random.
D
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If a researcher asks a group of people to take the same test repeatedly, the researcher is probably trying to determine the _________ of the test scores
Fill in the blank(s) with correct word
For 15-24-year-olds in the U.S., between 1960 and 1990
a. suicide rates more than doubled b. suicide rates remained stable c. suicide rates declined by 25% d. suicide rates declined by 50% e. suicide was the leading cause of death
__________-directed selection employs the dorsal brain system, while __________-driven capture activates the right ventral brain system
a. stimulus; goal b. goal; stimulus c. prototype; exemplar d. schema; script
The image of a trial as a test of credibility is drawn into question when judges and jurors render judgments based on _________________ as opposed to the presented evidence.
A. witness characteristics, folklore, and stereotypes B. evidence, witness, and truth C. legal factors, confession, and psychologists D. All of these are correct