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Psych Week 2

Definitions from week 2 of Psych

QuestionAnswer
Critical Thinking Making reasoned judgements about claims.
Double-Blind Study Study in which neither the experimenter nor the subjects know if the subjects are in the experimental or control group.
Single-Blind Study Study in which the subjects do not know if they are in the experimental or control group.
Independent Variable Variable in an experiment that is manipulated by the experimenter.
Correlation Relationship
Case Study Study of one individual in great detail.
Observer Bias Tendency of observers to see what they expect to see.
Experiment A deliberate manipulation of a variable to see if corresponding changes in behavior result, allowing the determination of cause and effect relations.
Population The entire group of people or animals in which the researcher is interested.
Representative Sample A randomly selected sample of subjects from a larger population of subjects.
Observer Effect Tendency of people or animals to behave differently from normal when they know their being observed.
Participant Observation A Naturalistic observation in which the observer becomes a participant in the group being observed.
Experimenter Effect Tendency of the experimenters expectations for a study unintentionally influence the results.
Independent Variable * The difference in threat level between the two groups before taking the test.
Placebo Effect The phenomenon in which the expectations of the participants in a study can influence their behavior.
Random Assignment Process of assigning subjects to the experimental or control group randomly, so that each subject has an equal chance of being in either group.
Control Group Subjects in an experiment who are not subjected to the independent variable and who may receive a placebo.
Experimental Group Subjects in an experiment who are subjected to the independent variable.
Dependent Variable Variable in an experiment that represents the measurable response or behavior of the subjects in the experiment.
Operational Definition Definition of a variable of interest that allows it to be directly measured.
Created by: Darby_King
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