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Abstract: . . . received epinephrine shots and either informed them of side-effects or not Factor 2 : LABEL Participants around "euphoric" or "angry“ confederate How Valid are These Manipulations? Euphoria Confederate shoots rubber bands, plays with hula hoops and crumples up paper and practices hook shots into wastebasket Anger Confederate complains about the injection, adds negative comments about the questionnaire they are filing out and ends up ripping up the questionnaire. Simplified Results Euphoria Condition Anger Condition Informed of epinephrine effects Uninformed of epinephrine effects Internal and External Validity Internal validity The extent to which the observed effect is caused only by the experimental treatment condition The ability to draw conclusions about a causal relationship from our data Experiments usually high in this External validity The extent to which the results can be applied to and across different persons, settings and times AKA generalizability Experiments often low in this Generalizing From the Lab Setting Mundane realism The extent to which an experiment is similar to real-life situations Psychological realism The extent to which an experiment triggers relevant psychological and group processes Key point Lab experiments not automatically artificial When an experiment lacks mundane realism it may be very realistic in terms of psychological realism Assess . . . --1386,1,693,1484,6930
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