| java.lang.Object | |
| ↳ | org.jfree.data.function.NormalDistributionFunction2D |
Class Overview
A normal distribution function. See http://en.wikipedia.org/wiki/Normal_distribution.
Summary
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Constructs a new normal distribution function.
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Returns the mean for the function.
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Returns the standard deviation for the function.
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Returns the function value.
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From class
java.lang.Object
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From interface
org.jfree.data.function.Function2D
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Public Constructors
public NormalDistributionFunction2D (double mean, double std)
Constructs a new normal distribution function.
Parameters
| mean | the mean. |
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| std | the standard deviation (> 0). |
Public Methods
public double getMean ()
Returns the mean for the function.
Returns
- The mean.
public double getStandardDeviation ()
Returns the standard deviation for the function.
Returns
- The standard deviation.
public double getValue (double x)
Returns the function value.
Parameters
| x | the x-value. |
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Returns
- The value.