Purposive and other non-random methods of sampling are the most common kinds of sampling approaches in observational studies
a. True
b. False
Indicate whether the statement is true or false
True
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People from Japan, Argentina, and the United States are considered to have a more neutral style of communicating
Indicate whether the statement is true or false
The income of a sample has been measured in dollars per year. Which of the following would be the preferred measure of the dispersion for this variable?
a. The index of qualitative variation b. The average deviation c. The quartile deviation d. The standard deviation
If social class is a cause of a person's political ideology, then is the independent variable and ___________ is dependent
a. class, ideology b. ideology, class c. person, ideology d. Information is not sufficient to tell which is independent and which dependent
Which of the following is a benefit provided by immigration for countries receiving immigrants?