208.Tests used to predict future performance, such as intelligence tests, College Boards, and33tests for clerical and mechanical aptitude are all based on extensive ______ studies. A, d a.casec.naturalistic observationOldb.longitudinal d.correlational 209.Which of the following is true of the correlational method of research?33 210.If explanation of the causes of thoughts, feelings, and behavior is a 33psychologist's goal, then the ______ method of research should be used.F, b 211.The only research method that can demonstrate a cause-and-effect relationship between 33variables is the ______ method.F, b 212.A research technique in which an investigator deliberately manipulates selected events33or circumstances and then measures the effects of those manipulations on subsequentC, bbehavior is the ______ method. Olda.correlationalc.surveyb.experimentald.naturalistic observation 25213.People who participate in an experiment, whose reactions or responses are observed as 33part of the experiment, usually to test the validity of a hypothesis, are called ______.C, d 214.In an experiment to test the effects of varying amounts of anxiety on performance, the 34independent variable is the ______.A, a 215.In an experiment, a researcher manipulates one variable to see how it affects a second34***variable. The manipulated variable is called the ______.C, c 216.In an experiment, a researcher manipulates one variable to see how it affects a second34***variable. The second variable, which is observed for any possible effects, is called theC, a______. Olda.dependent variablec.independent variableb. control variable d. hypothetical variable 4 yr.: 70% r = .09; 2 yr.: 75% r = .42
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