Package org.jfree.data.function
Class NormalDistributionFunction2D
- java.lang.Object
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- org.jfree.data.function.NormalDistributionFunction2D
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- All Implemented Interfaces:
Serializable
,Function2D
public class NormalDistributionFunction2D extends Object implements Function2D, Serializable
A normal distribution function. See http://en.wikipedia.org/wiki/Normal_distribution.- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description NormalDistributionFunction2D(double mean, double std)
Constructs a new normal distribution function.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
equals(Object obj)
Tests this function for equality with an arbitrary object.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.int
hashCode()
Returns a hash code for this instance.
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Method Detail
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getMean
public double getMean()
Returns the mean for the function.- Returns:
- The mean.
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getStandardDeviation
public double getStandardDeviation()
Returns the standard deviation for the function.- Returns:
- The standard deviation.
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getValue
public double getValue(double x)
Returns the function value.- Specified by:
getValue
in interfaceFunction2D
- Parameters:
x
- the x-value.- Returns:
- The value.
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equals
public boolean equals(Object obj)
Tests this function for equality with an arbitrary object.
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