edu.ucla.stat.SOCR.distributions

Class WalkMaxDistribution

java.lang.Object

edu.ucla.stat.SOCR.core.SOCRValueSettable

edu.ucla.stat.SOCR.core.Distribution

edu.ucla.stat.SOCR.distributions.WalkMaxDistribution

All Implemented Interfaces:

IValueSettable, Pluginable, java.util.Observer

public class WalkMaxDistribution
extends Distribution

This class models the distribution of the maximum value of a symmetric random walk on the interval [0, n].

Field Summary

Fields inherited from class edu.ucla.stat.SOCR.core.Distribution

applet, CONTINUOUS, DISCRETE, MAXMGFXVAL, MAXMGFYVAL, MINMGFXVAL, MIXED, name

Constructor Summary

Constructors

Constructor and Description
WalkMaxDistribution() This default constructor creates a new walk max distribution with time parameter 10.
WalkMaxDistribution(int n) This general constructor creates a new max walk distribution with a specified time parameter.

Method Summary

Methods

Modifier and Type	Method and Description
double	getDensity(double x) This method defines the density function.
double	getMaxDensity() This method returns the maximum value of the density function.
java.lang.String	getOnlineDescription() This method returns an online description of this distribution.
double	getSteps() This method returns the number ofsteps.
void	setSteps(int n) This method sets the time parameter.
double	simulate() This method simulates a value from the distribution.

Methods inherited from class edu.ucla.stat.SOCR.core.Distribution

addObserver, betaCDF, comb, factorial, findGFRoot, findRoot, gamma, gammaCDF, getCDF, getDisplayPane, getDomain, getFailureRate, getGFDerivative, getGFSecondDerivative, getInstance, getLocalHelp, getMean, getMean, getMedian, getMGF, getMgfDomain, getName, getPGF, getPGFDomain, getQuantile, getSampleMoment, getSD, getSOCRDistributionFunctors, getSOCRDistributions, getType, getVariance, getVariance, initialize, inverseCDF, logGamma, paramEstimate, perm, sampleMean, sampleVar, setApplet, setDomain, setDomain, setMGFDomain, setMGFDomain, setMGFParameters, setMGFParameters, setMGFParameters, setMGFParameters, setParameters, setPGFDomain, setPGFDomain, setPGFParameters, setPGFParameters, setPGFParameters, setPGFParameters, update, valueChanged, valueChanged

Methods inherited from class edu.ucla.stat.SOCR.core.SOCRValueSettable

createComponentSetter, createValueSetter, createValueSetter, createValueSetter, createValueSetter, getComponentSetter, getComponentSetters, getValueSetter, getValueSetters

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

WalkMaxDistribution

public WalkMaxDistribution(int n)

This general constructor creates a new max walk distribution with a specified time parameter.

WalkMaxDistribution

public WalkMaxDistribution()

This default constructor creates a new walk max distribution with time parameter 10.

Method Detail

setSteps

public void setSteps(int n)

This method sets the time parameter.

getDensity

public double getDensity(double x)

This method defines the density function.

Specified by:

getDensity in class Distribution

getMaxDensity

public double getMaxDensity()

This method returns the maximum value of the density function.

Overrides:

getMaxDensity in class Distribution

getSteps

public double getSteps()

This method returns the number ofsteps.

simulate

public double simulate()

This method simulates a value from the distribution.

Overrides:

simulate in class Distribution

getOnlineDescription

public java.lang.String getOnlineDescription()

This method returns an online description of this distribution.

Overrides:

getOnlineDescription in class Distribution