Reading Relationships in a Scatter Plot

A scatter plot shows the relationship between two variables, x and y. It is one of the easiest ways to display how the variables are connected. The graph can show the direction of the relationship. It can also show whether the points suggest a clear pattern or little pattern at all.

A clear direc...

Consider quantitative data on the price of houses and their corresponding ground area. Such quantitative data with two variables are called bivariate data.  

The variable that acts as the cause is called the independent variable, while another variable that shows the response is called the dependent variable. 

This dependence of ...