Research has shown _____ between the amount of fish a country eats and prevalence rates of depression.
A) zero relationship
B) a causal relationship
C) a positive correlation
D) a negative correlation
D) a negative correlation
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Severe and early loss of hearing is associated with difficulties in __________.
A. abstract thinking B. the ability to comprehend written words C. cognitive development D. physical brain development
Based on a few interactions with an ethnic group, Darnell has developed a stereotype of that group. Darnell is demonstrating
a. the representativeness heuristic. b. divergent thinking. c. the availability heuristic. d. framing. e. mental set.
Sherif's 1954 study involving boys in a camp setting supported the idea that
a. boys are naturally aggressive with each other. b. as long as there is no competition for food, people can get along. c. competition breeds prejudice and hostility. d. games like tug of war can lead to real wars.
In order to generate a sample of students from her institution, Julie selected every 10th name off of the registrar's alphabetical list of all students enrolled at her school. Julie is using the _____ sampling technique
a. random b. cluster c. stratified random d. convenience