Experimental methods
- Created by: Emily
- Created on: 21-05-13 15:10
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- Experimental Methods
- lab experiment
- controlled environment , participants aware they are taking part in the study
- ++ can be easily replicated increases reliability, sophisticated measuring techniques, high control over variables means higher internal validity
- -- loss of validity lacks mudane realism, demand characteristics social desirebilty bias
- Field Experiment
- natural environment manipulated IV ppts do not know they are taking part in the exp - watching people on the highstreet
- ++ Improved ecological validity, reduction of demand characteristics
- -- cannot control extraneous variables, cannot generalise
- Quasi Experiment
- The experimenter does not manipulate the IV cause and effect aren't claimed
- ++ pre-exsisting variables eg gender, reliable no experimenter intervention
- -- loss of control, cannot claim cause and effect
- lab experiment
- Experimental Method
- Explanation/definition
- Advantages
- Disadvantages
- Explanation/definition
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