What is bivariate data?
data which has pairs of values for two variables.
What is the independent variable and where is it plotted?
The variable which the researcher changes. It is plotted on the x-axis.
What is the dependent variable and where is it plotted?
The variable which the researcher measures. It is plotted on the y-axis.
What is a positive correlation?
When one variable increases the other variable increases.
What is a negative correlation?
When one variable increases the other variable decreases.
What does it mean if two variables have a casual relationship?
A change in one variable causes a change in the other variable.
What is a line of regression?
A line of best fit.