org.jfree.data.function

Class NormalDistributionFunction2D

Implemented Interfaces:
Function2D

public class NormalDistributionFunction2D
extends java.lang.Object
implements Function2D

A normal distribution function.

Constructor Summary

NormalDistributionFunction2D(double mean, double std)
Constructs a new normal distribution function.

Method Summary

double
getMean()
Returns the mean for the function.
double
getStandardDeviation()
Returns the standard deviation for the function.
double
getValue(double x)
Returns the function value.

Constructor Details

NormalDistributionFunction2D

public NormalDistributionFunction2D(double mean,
                                    double std)
Constructs a new normal distribution function.
Parameters:
mean - the mean.
std - the standard deviation.

Method Details

getMean

public double getMean()
Returns the mean for the function.
Returns:
The mean.

getStandardDeviation

public double getStandardDeviation()
Returns the standard deviation for the function.
Returns:
The standard deviation.

getValue

public double getValue(double x)
Returns the function value.
Specified by:
getValue in interface Function2D
Parameters:
x - the x-value.
Returns:
The value.