PSY 310 Experimental Psychology
PSY 310 Experimental Psychology PSY 310
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This 2 page Class Notes was uploaded by Akuadasuo Notetaker on Wednesday February 17, 2016. The Class Notes belongs to PSY 310 at New Mexico State University taught by Jing Chen in Spring 2016. Since its upload, it has received 42 views. For similar materials see Experimental Psychology in Psychlogy at New Mexico State University.
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Date Created: 02/17/16
Chapter 5&6 The psychological experiment o Experiment An attempt to determine the cause and effect relation that exist in nature o Independent variable Not affected by others Major focus of the research and that the researcher directly manipulates i.e.: How does the distance between the keys on the keyboard affect things? o distance between the keys Independent: directly manipulated by investigator Variable: Is able to assume two or more values (levels) The casual part of the relation we seek to establish Types of IV (Independent Variable): Physiological o The state of the experiment that the experimenter manipulates Example: Temperature Experience o Manipulation of the amount or type of training ore learning Example: Studying time Stimulus or environmental IV: o An aspect of the environment that the experimenter manipulates Example: key distance, SRC, cursor, spearcon Participant o Age and driving condition o Dependent variable Variable whose value depends on another Types of DV The correctness: o Only the correct responses are counted Example: accuracy in exam; recognition of words in spearcon Rate and frequency: o Rate of responding determines how rapidly responses are made during a specific period Example: checking rear mirror during driving Degree or amount: o Example: satisfaction with life, risk perception for an app o Types of reasoning Inductive logic Involves reasoning from specific cases to general principles The process that is involved in the construction of theories Deductive logic Reasoning from general principles to specific conclusions ore predictions o Directional versus nondirectional research hypothesis Directional hypotheses Specify the directional outcome of the experiment Nondirectional hypothesis DO no predict the outcome of an experiment, but only that the groups we are testing will differ
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