PSY 1012 Study Guide - Quiz Guide: Statistical Significance, Descriptive Statistics, Operational Definition
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Is the research design that allows for the exploration of cause-and-effect relationships. Refers to the specific definition and measurement of a concept. The variable the researcher manipulates in an experiment. Is the variable the researcher measures but does not manipulate in an experiment. Are any variable in addition to or instead of the independent variable that affects the measurement of the dependent variable. The placebo effect is defined as changes in behavior or perception from a person knowing he or she is receiving special treatment or something new. Participant demand occurs when participants try to behave in a way they think the experimenter wants them to behave. Occurs when the experimenter displays behaviors because of his or her expectations for the research study that influence the outcome of a study. In a double-blind procedure, neither the participant nor the experimenter knows whether the participant is in the experimental or control group.
