Social desirability bias and volunteer bias are problems typically associated with which research method?
a. naturalistic observation
b. experiments
c. case studies
d. field studies e. surveys
e
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Research suggests that ____ are by nature "loners" who are indifferent to social contact
a. most people b. about a third of people c. a small minority of people d. virtually no one
Carol is drawing a graph of a frequency distribution in which she places the number of scores falling in each class as points on a line. Carol is graphing a
a. scatter matrix. b. frequency polygon. c. histogram. d. correlation matrix.
Causal relations interfere with text comprehension
Indicate whether the statement is true or false
Assuming that the population mean is 47.2 and the population deviation is 6.4, what is the zobt value for a sample mean of 52.1 if N = 8?
a. 1.96 c. 1.73 b. 2.17 d. 0.77