In statistics, it is common to use Greek letters to represent
A) haphazard sampling.
B) quota sampling.
C) cross-sectional studies.
D) population parameters.
Answer: D
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Alcohol consumption among college students
a. is lower among seniors and higher among freshmen. b. is greater in western states than in eastern states. c. has no relationship to grade point average. d. is fairly low among those under age 21.
In a small set of data consisting of the numbers 9, 3, 11, 3, and 54, the median value would be ____
a. 80 b. 9 c. 16 d. 3 e. 54
Example: Access includes such factors as the convenience of the location to targeted participants as well as when a location will be available or available staff. Security refers to both the physical safety of a location as well as the emotional safety found in the group. This may include keeping personal information shared between group members and respecting privacy needs. Appearance refers to such aspects as the cleanliness of the location and its facilities.
Fill in the blank(s) with the appropriate word(s).
Educated guesses based on theories but not yet scientifically tested are known as ______.
A. hypotheses B. levels of analysis C. empirical knowledge D. micro-level theories