The following scores represent the number of households per city block in which a resident owns and unregistered handgun:
2 7 3 6 5 7 0 9 6 1 4 7 5 2 9 3 4 1 8
a. Calculate the mode, median, and mean from the scores.
b. Rearrange the scores into a simple frequency distribution and recalculate the
mode, median, and mean.
What would be an ideal response?
a. Mode = 7
Median = 5
Mean = 4.7 (see below)
89
19
4.7
X
X
N
= = =
?
b.
Households f fX
9 2 18
8 1 8
7 3 21
6 2 12
5 2 10
4 2 8
3 2 6
2 2 4
1 2 2
0 1 0
Mode = 7
Median = 5
Mean = 4.7 (see below)
89
19
4.7
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The Belmont Report guided research by:
a. instructing which methods to use b. indicating how research can be used in practice c. outlined right and proper conduct in research d. instructing whether to use qualitative or quantitative approach
The observation, "The community lacks a sense of cohesion; for the most part, people
know few neighbors," is an example of a(n) A. theory. B. contributing factor. C. hypothesis. D. intervention.
Policy in its simplest form might be thought of as rules
a. True b. False
It is suggested that when people see or perceive discrepancies between their expectations and reality, the response is
one of:
a. Dissonance b. Ambivalence c. Anger d. Ostracism