1
Q
what is a correlation??
A
method to investigate the RELATIONSHIP between 2 variables
2
Q
positive correlation
A
as 1 variable increases, the other variables also increases
3
Q
negative correlation
A
as 1 variable increases, the other variable decreases
4
Q
no correlation
A
no correlation between 2 variables
5
Q
what is a correlation co - efficient
A
number between -1 and +1 that determines the strength of the correlation between the 2 variables
6
Q
disadvantage of correlation
A
impossible to infer cause and effect. can’t assume that one variable caused another one’s value.
AQA A-Level Psychology - research methods
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