Explore Linear Regression
Scatterplot
Residualplot
Initial Relationship:
Draw Your Own (Click in Graph)
Random Scatter
Linear Relationship
Quadratic Relationship
Click (or tab) anywhere in the scatterplot to add points. Click (or tab) on a point to remove it.
Reset
Initial Number of Points:
20
50
100
500
Population Slope:
Spread:
small
medium
large
Refresh
Options:
Linear Regression Line
Smooth Trend
Select Smoothness:
Show Correlation Coefficient r
Squared Correlation Coefficient r
2
Show Residuals
Show Residual Standard Deviation
Standardize Variables (Z-Scores)
Adjust Range of x-Axis
Adjust Range of y-Axis
Download Scatterplot
Type of Residuals:
Raw
Studentized
Plot Residuals:
Versus x
Versus y-hat
Smooth Trend
Select Smoothness:
Histogram of Residuals
Change Bin Width
Overlay Normal Curve