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3 Cards in this Set
- Front
- Back
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Advantages of the Scientific Method Establish cause and effect |
*Manipulate IV to see effect on DV -> usually through controlled experiments (LAB) LOFTUS+PALMER - memory study *changing verb changed p's speed estimate - shows causal relationship. + human behav not easy to understand cause. + C+E - accurate theories, factual ev supports + C+e - positive impact - e.g police, leading Q |
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Advantages of the Scientific Method Use of Empirical Data |
*gain info through direct observation/experiments, rather than reasoned argument *only way people can verify psychological theory BANDURA - believed aggression learnt - SLT and hypothesis couldn't be confirmed with empirical method. *observation in lab exp (IV manipulated by DV) * empirical nature - psychologists draw conclusions from observations. raised scientific status. |
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Advantages of the Scientific Method Replication |
* researchers record procedures exactly -> others can replicate and compare results *MILGRAM - Standard procedures (script, equipt) *made it non bias - similar experience *strong control allowed replication for reliability. SHANAB+YAHYA 1978, found similar results *pop valid assesed - different samples MILGRAM (female 1968) |
