A common way to handle missing data when there are only a few missing values and the pattern seems more or less random is to:
A) substitute the mode of everyone else's score on that variable for each missing value
B) substitute the mean of everyone else's score on that variable for each missing value
C) delete the individual from the database
D) delete that particular variable from the database
B
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Which observation illustrates a cultural change resulting from changes in society?
A. Supermarkets in areas with large numbers of immigrants often carry foods preferred by those immigrant groups. B. Salsa dancing has become increasingly popular, even among individuals with no other link to Hispanic culture. C. Because so many people have smartphones, fewer people are wearing watches. D. Virtual workplaces in which people work from home rather than a centralized office are increasingly common.
In survey work and polls, the absolute number of people polled is critical. (True or False)
Indicate whether the statement is true or false
According to Warner, religious vitality in America is due to
a. a limited number of religious choices. b. competition among different religious groups. c. cooperation among the major U.S. religions. d. the stability of religious funding in the U.S.
A major reason for deindustrialization is that, beginning in the early 1960s, employers easily replaced workers with the highest skill levels with automation.
Answer the following statement true (T) or false (F)