A line chart or frequency polygon is based on
a. the upper limits of each interval.
b. the lower limits of each interval.
c. the midpoint of each interval.
d. any limit which the researcher selects.
ANSWER: c
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Which of the following changes in the criminal justice system has/have specifically contributed to the unprecedented prison population explosion?
a. mandatory sentencing for drug offenses b. mandatory sentencing for violent index crimes c. the "three strikes and you're out" provisions d. all of the above
The content dimension of communication focuses on:
a. actions. b. feelings. c. words. d. beliefs.
A discouraged worker is ______.
A. someone who is unemployed but stops actively looking for a job B. someone who decreases the amount of time spent looking for a job C. someone who has been unemployed for less than 6 months D. someone who works part time but would prefer to work full time
A similarity between lentigo spots and senile purpura is that both:
A. are cosmetic changes and pose no danger. B. are absent in sites where fragile blood vessels have ruptured. C. are common in people who are below 30 years of age. D. are caused by the dissipation of the pigment melanin.