Research Methods Flashcards
What does operationalisation mean?
variables must be operationalised which means they must be clearly defined before research
What is the experimental method?
- the scientific method
- involves manipulation of variables to determine cause and effect
What are demand characteristics?
- when PAR guess what the study is about and what is expected of them
- PAR act differently
- guessing the purpose
research methods
psychologists
Investigator effects
where features of the researcher such as gender unconsciouslyinfluence how participants respond
How can PAR influence the outcomes of the research by guessing the purpose?
- some PAR act unnaturally due to fear/nervousness
- some PAR act differently to how they would normally due to social desirability bias
- some PAR try to please the researcher by doing what they think is right
- some PAR try to annoy the researcher by doing the wrong thing on purpose; ‘screw you effect’
What is social desirability bias?
- when people
Give 5 examples of how investigator effects can occur
physical characteristics of investigators such as: - age - gender - ethnicity personal characteristics such as: - accent - tone of voice investigator bias where
How are investigator effects reduced?
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Repeated measures design
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independent groups design
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matched pairs design
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inferential testing
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descriptive statistics
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nominal data
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