Lecture 7 Practical Considerations

Me duraon of behaviour dr cuttler is interested in

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Unformatted text preview: hers directly observe par+cipants’ behaviours ◦  ◦  ◦  ◦  Presence or absence of behaviour Rate of behaviour Reac+on +me Dura+on of behaviour   Dr. Cuttler is interested in measuring people’s levels of extraversion. To measure extraversion she should use a a)  b)  c)  d)  e)  Physiological measure Behavioural measure Self-report measure C or D Any of the above 2 5/22/13   Dr. Cuttler is interested in measuring people’s prospective memory (i.e., how good they are at remembering to do things at a later time). To measure extraversion she should use a a)  b)  c)  d)  e)    Physiological measure Behavioural measure Self-report measure B or C Any of the above Sensitivity of the dependent variable - researchers need to use measures that are sensitive enough to detect differences between the groups or conditions ◦  Continuous measures are more sensitive than binary measures ◦  Ceiling Effect – the independent variable appears to have no effect on the dependent variable only because participants are all near the maximum performance level on the dependent variable ◦  Floor Effect - the independent variable appears to have no effect on the dependent variable only because participants all perform very poorly on the dependent measure Par8cipant Expecta8ons   Demand Characteris8cs  ­ any feature of an experiment that might inf...
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This note was uploaded on 01/23/2014 for the course PSYC 217 taught by Professor Victoria during the Winter '11 term at The University of British Columbia.

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