3.143 FAQ-877 How to calculate the parameters of the correlation ellipse?

Last Update: 9/22/2017

From Origin 2018, the major and minor radius of the correlation ellipse in Scatter Matrix are exported to the result sheet. No matter you create the Scatter Matrix from Plot: 2D: Scatter Matrix or Statistics: Descriptive Statistics: Correlation Coefficient, you can find the major and minor radius of each correlation ellipse by A and B values in the Parameters column label row of the PlotData worksheet, where A is the major radius and B is the minor radius.

Calculate correlation ellipse parameter.png

Minimum Origin Version Required: 2018 SR0

Keywords:correlation ellipse, ellipse redius, major radius, minor radius