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COMMONALITIES OF METHODS OF DATA GATHERING
Theory and Related Concepts
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analysis answer appropriate archives attitudes average behavior between-subjects design biofeedback Chapter characteristics conducted confounding confounding variables considered consumer content validity correlation counterbalancing data collection data gathering demand characteristics dependent describe determine ecological validity error example expected experiment experimental explanation external factors findings gathering data group discussion hypothesis important independent variable indicate individual influence instruments interaction internal validity internal variables interval scale interviews investigation labels LCTs leader liquid crystal thermometers manipulated matching measure measuring instruments ment null hypothesis objective observation obtained occur operational definition participants performance person possible practice effects predict presented problem procedure psychology quantitative question questionnaire record refers relationship responses role sample scale scientific scientists score selected simulation single-subject situation Sobells social sciences statistical survey temperature theory thermometer tion type I error within-subjects design