How to get the r-squared value or a trend line.


TASK

How to get the r-squared value or a trend line.

SOLUTION

The statistical engine can be used to calculate this value.

Getting the r-squared value of a trend line.
The r-squared value of mySeries will be stored int r2.

[C#]

double r2 = StatisticalEngine.CorrelationCoefDeterminantion("",mySeries).YValue;
 

 
[Visual Basic]

Dim r2 As Double = StatisticalEngine.CorrelationCoefDeterminantion("",mySeries).YValue
 


Posted Wednesday, February 10, 2010 by Support
http://www.dotnetcharting.com/kb/KnowledgebaseArticle17619.aspx