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Correlational Research (Correlation & regression - the basic…
Correlational Research
Origin of "Co-relation"
Sir Francis Glaton
co-relation and their measurement
scatterplot
regression to the mean
Correlation & regression - the basic
positive correlation
negative correlation
Correlation coefficient - Pearson's r
scatterplots
limitation
curvilinear
restricting the range
Coefficient of Determination r^2
Regression analysis
regression line
Interpreting Correlation
problems
Directionality
cross-lagged panel corelation
Third variable
Partial correlation
correlational statistics vs correlational research
Using
IVs cant be manipulated
subject variables
practical/ethical reasons
Varieties of correlation research
evaluating psy test
split-half reliability
test-retest reliability
Criterion validity
Multivariate analysis
multiple regression
factor analysis