Download Softwaretechnik ¨Uberblick I

Transcript
Experiment
Experiment
Independent
variables
Experimental
Unit
Dependent
variables
Experimental
Unit
Dependent
variables
Observational Study
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Definition
Experiment: An investigation in which the investigator applies some treatments to experimental units and then
proceeds to observe the effect of the treatments on the experimental units by measuring one or more dependent
(response) variables.
Definition
Observational Study: an investigation in which the investigator observes units and measures one or more response
variables without imposing treatments on the individuals.