Correlation

Question 1

Define Bivariate data.

Answer 1

Data which has pairs of values for two variables.

Question 2

Define Correlation.

Answer 2

It describes the nature of the linear relationship between two variables.

Question 3

What’s the regression line?

Answer 3

y = a +bx

b - is the gradient

Question 4

When should you use the regression line?

Answer 4

To make predictions for values of the dependent variable that are within the range of the given data.