Intro to linear regression

Question 1

What is linear regression

Answer 1

• examing the the relationship between two variables

- can one variable X be used to explain another variable Y

Question 2

What is the dependent variable and which axis is it plotted on

Answer 2

• the variable whose variation we want to explain
• the variable we want to study
• it is plotted on the Y axis
• denoted as Y

Question 3

What is the independent variable and which axis is it plotted on

Answer 3

• the explanatory variable
• the variable that could explain
• plotted on the X axis
• denoted as X