Exam 5: Alternatives to Experimentation: Correlational and Quasi-Experimental Designs

Quasi-Experimental Designs Researchers select values of ____ variables in ex post facto studies.

Correlational Designs Which is used to determine the degree to which two or more traits, Behaviors, or events are related?

Introduction Which could be used as a "treatment" in a quasi-experiment?

Correlational Designs A negative correlation between marijuana use and student motivation does Not prove that marijuana lowers motivation because

Correlational Designs Cohen (1988) has argued that a coefficient of determination of ___ or more Indicates a strong association between two variables.

Correlational Designs A ____ visually depicts a relationship between two variables.

Correlational Designs Researchers can use ____ to predict the score on one behavior from Scores on two related behaviors.

Quasi-Experimental Designs Researchers measured the sugared-beverage consumption and obesity of The same children for two years.They found that when these children added One sugared drink a day to their diet, their risk of obesity increased 60%. Which quasi-experimental design did they use?

Correlational Designs If time spent watching television and scores on a vocabulary were correlated, We could plug in a subject's viewing time and use ____ to predict Vocabulary test performance.

Correlational Designs Which of these correlations would permit the most accurate prediction?

Quasi-Experimental Designs If a researcher studies sibling rivalry by comparing pairs in which the oldest Member is 10-years-old with pairs in which she is 13-years-old, she is using a ____ design.

Correlational Designs A regression line

Causal Modeling Which method creates causal models by measuring relationships over time?

Correlational Designs If SAT scores and first year college grades are positively correlated because Both reflect learning in high school, this would illustrate the ____ problem.

Correlational Designs When computing linear regression, Y' is the

Correlational Designs We need all of the following to calculate Y' using linear regression except the

Correlational Designs Multiple correlation is represented by the symbol

Causal Modeling A researcher creates models of possible causal relationships in

Causal Modeling A cross-lagged panel design can only suggest the possible direction of a Causal relationship between two behaviors because of

Quasi-Experimental Designs All of these describe an ex post facto study except