Bivariate Statistics. Dependent variable “Y”. Independent variable “X” . Dependent variable “Y” is said to be a function of independent variable “X”; i.e. Y = f(X). Scatter Plot Examples. Scatter Plot Examples (cont.). Scatter Plot Examples (cont.). Correlation Coefficient “r”.
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Independent variable “X”
Dependent variable “Y” is said to be a function of independent variable “X”; i.e. Y = f(X).
The mathematical formula for “r” looks complicated, but MS Excel and all statistical software packages will calculate it for you.
* Once again, MS Excel or any statistical software package will calculate these for you automatically!