What is bivariable data ?
data which has pairs of values for two variables
What variable does the x axis have ?
independent/explanatory
What variable does the y axis have ?
dependent/response
What is correlation ?
the nature of the linear relationship between two variables
What is a causal relationship ?
if a change in one variable causes a change in the other
Which axis is talked about first ?
x
Which axis makes the other change ?
the x axis makes the y axis change