When measures of central tendency and dispersion are presented in the literature, the number of cases may vary from variable to variable. This is because
a. the researchers only used a subset of their sample for convenience purposes.
b. cases were missing values for that variable.
c. the variable in those cases was measured at a different level.
d. none of these choices are correct.
ANSWER: b
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a. crowd. b. group. c. category. d. network.
According to the University of Chicago–established criteria for identifying people as homosexual, engaging in a homosexual act does not necessarily classify a person as homosexual
a. true b. false
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In Texas and California, as well as most other areas of the Southwest, European American settlers slowly took over land owned by Mexicans by legal and illegal means
Indicate whether this statement is true or false.