research methods ; correlations 0.0 / 5 ? PsychologyResearch methods and techniquesA2/A-levelAQA Created by: ilovetheofficeCreated on: 12-05-18 13:15 TYPES OF CORRELATION dfgdfg 1 of 33 what does correlation illustriate? strength / direction of association 2 of 33 between two? co-variables 3 of 33 correlations are plotted on? scattergram 4 of 33 TYPES OF CORRELATION DFGDF 5 of 33 so if we're measuring frequent use of caffeine and its correlation with high anxiety what are the co-variables? caffeine intake / anxiety level 6 of 33 what woudl a positive correlation be in this sense? more caffeine higher anxiety 7 of 33 if also had them record how many hours sleep what would we expect to find hypothesesy? more caffeine less sleep 8 of 33 why would this be a negative correlation? one variable rises the other falls 9 of 33 and if we also asked them to record number dogs on street what would we expect to find? no relationship 10 of 33 so what kind of correlation? zero correlation 11 of 33 DIFFERENCE BETWEEN CORRELATIONS / EXPERIMENTS DDFF 12 of 33 what happens in experiment? researcher manipulates iv to record effect on dv 13 of 33 as result of this deliberate change in one variable its possible to infer? iv caused observed changes in dv 14 of 33 in correlation no manipulation of one variableand tehrefore not possible to establish? cause and effect 15 of 33 people can be anxious for all kinds of reasons and therefore what cannot be disregarded? thier influence on other co-variable 16 of 33 what are these other variables called? intervening variables 17 of 33 STRENGTHS KJKJ 18 of 33 correlation useful what kind of research tool? preliminary 19 of 33 why? provide precise and quantifiable measure of how two covariables related 20 of 33 which may suggest? ideas for possible future research if strongly related 21 of 33 are correlations slow and spenny? nop 22 of 33 why? no need for controlled env / no mainpulation 23 of 33 what kind of data can be used making less time-consuming? secondary data from others 24 of 33 - limitations dgdf 25 of 33 can tell us how variables related but not? why 26 of 33 why? bc lack experimental manip / ctrl 27 of 33 may be case another untested variable is causing relationship which is known as? third variable problem 28 of 33 largely because of 3rd variable / unable tell why what can happen to correlations? misused / misinterpreted 29 of 33 ANALYSIS + INTERPRETATIONS DFGDFG 30 of 33 - correlation coefficients dfgdfg 31 of 33 what is the correlational coefficient? stats tested correlation producing numerical value from +! - -1 32 of 33 this value tells us which two thing about the relationship of the variables? strength / direction 33 of 33
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