perlchartdir.PolynomialRegression

ChartDirector 7.0 (Perl Edition)

Usage

PolynomialRegression(n)

Description

Sets the degree of the polynomial regression to be used in a trend layer.

This method is used to specify the polynomial regression type in TrendLayer.setRegressionType.

Arguments

Argument	Default	Description
n	(Mandatory)	The degree of the polynomial.

Return Value

An integer representing a polynomial regression of degree n to be used as an argument to TrendLayer.setRegressionType.