public class NegativeBinomialDistribution extends Distribution
applet, CONTINUOUS, DISCRETE, MAXMGFXVAL, MAXMGFYVAL, MINMGFXVAL, MIXED, name
Constructor and Description |
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NegativeBinomialDistribution()
Default Constructor: creates a new negative binomial distribution with
successes parameter 1 and probability parameter 0.5,
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NegativeBinomialDistribution(int k,
double p)
General Constructor: creates a new negative binomial distribution with
given parameter values.
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Modifier and Type | Method and Description |
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double |
getDensity(double x)
Density function
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double |
getMaxDensity()
Maximum value of getDensity function
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double |
getMean()
Mean
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double |
getMGF(double t)
Computes the moment generating function in closed form for a
parameter t which lies in the domain of the distribution.
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java.lang.String |
getOnlineDescription()
This method returns an online description of this distribution.
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double |
getPGF(double t)
Computes the moment generating function in closed form for a
parameter t which lies in the domain of the distribution.
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double |
getProbability()
Get the probability parameter
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int |
getSuccesses()
Get the successes parameter
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double |
getVariance()
Variance
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void |
initialize()
used for some subclass to initialize before being used
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void |
setParameters(int k,
double p)
This method set the paramters and the set of values.
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void |
setProbability(double p)
Set the probability parameters
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void |
setSuccesses(int k)
Set the successes parameters
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double |
simulate()
Simulate a value
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void |
valueChanged() |
addObserver, betaCDF, comb, factorial, findGFRoot, findRoot, gamma, gammaCDF, getCDF, getDisplayPane, getDomain, getFailureRate, getGFDerivative, getGFSecondDerivative, getInstance, getLocalHelp, getMean, getMedian, getMgfDomain, getName, getPGFDomain, getQuantile, getSampleMoment, getSD, getSOCRDistributionFunctors, getSOCRDistributions, getType, getVariance, inverseCDF, logGamma, paramEstimate, perm, sampleMean, sampleVar, setApplet, setDomain, setDomain, setMGFDomain, setMGFDomain, setMGFParameters, setMGFParameters, setMGFParameters, setMGFParameters, setParameters, setPGFDomain, setPGFDomain, setPGFParameters, setPGFParameters, setPGFParameters, setPGFParameters, update, valueChanged
createComponentSetter, createValueSetter, createValueSetter, createValueSetter, createValueSetter, getComponentSetter, getComponentSetters, getValueSetter, getValueSetters
public NegativeBinomialDistribution(int k, double p)
public NegativeBinomialDistribution()
public void initialize()
Distribution
initialize
in class Distribution
public void valueChanged()
valueChanged
in class Distribution
public void setParameters(int k, double p)
public void setSuccesses(int k)
public int getSuccesses()
public double getProbability()
public void setProbability(double p)
public double getDensity(double x)
getDensity
in class Distribution
public double getMaxDensity()
getMaxDensity
in class Distribution
public double getMean()
getMean
in class Distribution
public double getVariance()
getVariance
in class Distribution
public double simulate()
simulate
in class Distribution
public double getMGF(double t) throws ParameterOutOfBoundsException
getMGF
in class Distribution
ParameterOutOfBoundsException
public double getPGF(double t)
getPGF
in class Distribution
public java.lang.String getOnlineDescription()
getOnlineDescription
in class Distribution