Research Methods 0.0 / 5 ? PsychologyResearch methods and techniquesASAQA Created by: ChloeBatchelor16Created on: 07-01-15 10:52 Experimental Design Independent groups- different participants in each condition. Repeated measures- same participants used. Matched pairs- different participants but are matched on key variables to form pairs. 1 of 7 Hypotheses Directional- they predict a specific outcome. Non- directional- they predict a change or difference, but dont state what that is. 2 of 7 Ethics PROTECT FROM HARM INFORMED CONSENT DECEPTION CONFIDENTIALITY RIGHT TO WITHDRAW 3 of 7 Reliability Inter rater reliability- compare results with other people. Test-retest reliability- same group of people do the experiment again. 4 of 7 Validity Internal Validity- the extent to which a study measures what it is designed to. external validity- can the findings be generalised to other settings? 5 of 7 Variables situation variables- time of day, temperature, noise etc. participant variables- age, gender, skill etc. investigator effects- behaviour and lamguage of the investigator participant effects- they search for cues for how to behave in the experiment 6 of 7 Data quantitative data- numbers- how much of something you have qualitative data- measured in words- narrative form measures of dispersion- the range and standard deviation. content analysis- how common something is, e.g making catergories from qualititative data. 7 of 7
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