Urban air pollution is causes primarily by emissions from
A. nuclear plants.
B. automobiles.
C. heavy industries.
D. electric power plants.
Answer: B
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According to the income inequality table in Russell's article, "Inequality in Europe and the United States," income inequality in the United States is _________ income inequality in Western Europe
a. much lower than b. slightly lower than c. about the same as d. higher than
According to the text, addiction
a. directly affects a prostitute's position on the five tiers of female prostitution. b. is not recognized as an issue on the five tiers of female prostitution. c. typically is suffered by those in the top tier of female prostitution. d. is only seen in those in the bottom tier of female prostitution.
In the sociological sense of the word, a charismatic leader is
a. a popular person. b. demanding to the point of insisting that followers make extraordinary sacrifices. c. an attractive, likable person. d. someone who is continually in our thoughts.
For a one-way analysis of variance, if the null hypothesis is true, then
A) the analysis of variance will never produce a significant F ratio. B) estimates of the population variance will be easier to calculate. C) the variance between sample means will be significantly larger than the variance within each sample. D) any difference among sample means reflects variance within the populations.