chap seven outlinish thing for psych 200

chap seven outlinish thing for psych 200 - Chap 7 Sum....

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Chap 7 Sum. - laboratory studies are among the most powerful methods available to research psychologists - help pin down causal relations ( they are high in internal validity) true experiments make use of: 1) experimental manipulation 2) random assignment to conditions - these two techniques help to eliminate person confounds -lab environments provide tight control help: 1) eliminate procedural confounds – define 2) reduce noise – define 3) provide a window on events that few other approaches to research can provide. Why ? - drawback: often lack realism Many of the procedures and measures used regularly in lab experiments ar highly contrived and simply do not exist in the real world. - in developing studies that are high in experimental realism, experimenters can often minimize concerns about the artificiality of lab experiments - only can be high in experimental realism when they are conducted carefully. What should one consider bout the practical issues of lab experiments?
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This note was uploaded on 05/03/2008 for the course PSYCH 200 taught by Professor Wetzel during the Spring '08 term at Rhodes.

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chap seven outlinish thing for psych 200 - Chap 7 Sum....

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