nl.tudelft.simulation.jstats.distributions

Class DistNegBinomial

java.lang.Object

nl.tudelft.simulation.jstats.distributions.Dist

nl.tudelft.simulation.jstats.distributions.DistDiscrete

nl.tudelft.simulation.jstats.distributions.DistNegBinomial

All Implemented Interfaces:

Serializable

public class DistNegBinomial
extends DistDiscrete

The NegBinomial distribution. For more information on this distribution see http://mathworld.wolfram.com/NegativeBinomialDistribution.html

(c) copyright 2002-2004 Delft University of Technology , the Netherlands.
See for project information www.simulation.tudelft.nl
License of use: Lesser General Public License (LGPL) , no warranty.

Since:

1.2

Version:

$Revision: 1.1 $ $Date: 2007/01/06 13:25:42 $

Author:

Alexander Verbraeck
Peter Jacobs

See Also:

Serialized Form

Field Summary

Fields inherited from class nl.tudelft.simulation.jstats.distributions.Dist

stream

Constructor Summary

Constructors

Constructor and Description
DistNegBinomial(StreamInterface stream, long n, double p) constructs a new negative benomial distribution

Method Summary

Methods

Modifier and Type	Method and Description
long	draw() draws the next long from the stream.
double	probability(int observation) returns the propbability of the observation in this particular distribution.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

DistNegBinomial

public DistNegBinomial(StreamInterface stream,
               long n,
               double p)

constructs a new negative benomial distribution

Parameters:

stream - the numberstream

n - reflect the independent geometric trials with probability p

p - is the propbability

Method Detail

draw

public long draw()

Description copied from class: DistDiscrete

draws the next long from the stream.

Specified by:

draw in class DistDiscrete

Returns:

long

See Also:

DistDiscrete.draw()

probability

public double probability(int observation)

Description copied from class: DistDiscrete

returns the propbability of the observation in this particular distribution.

Specified by:

probability in class DistDiscrete

Parameters:

observation - the discrete observation.

Returns:

double the probability.

See Also:

#probability(int)

toString

public String toString()

Overrides:

toString in class Object

See Also:

Object.toString()