Chapter 16 True/False Quiz

. Non-experimental studies use statistical control to demonstrate nonspuriousness.

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In the model X +→ T  −→ Y, the relationship between X and Y is negative.

. A stochastic component typically introduced in survey studies is random sampling.

. Controlling for one extraneous variable in elaboration analysis creates a zero-order relationship.

. In elaboration analysis, an "explanation" outcome has a different statistical outcome than "interpretation."

. Replication in elaboration analysis strengthens one's confidence that a relationship is nonspurious.

. Like elaboration analysis, multiple regression is limited to two independent variables.

. Multicollinearity indicates that two or more independent variables are associated with the dependent variable.

. Dummy coding in regression analysis is limited to nominal-scale variables with two categories, such as sex (male/female) and race (white/nonwhite).

. One advantage of path analysis is that researchers specify the causal relationships among all the variables included in the analysis.

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