Package jdistlib

Class PositiveNormal

java.lang.Object

jdistlib.generic.GenericDistribution

jdistlib.PositiveNormal

public class PositiveNormal
extends GenericDistribution

Normal distribution left-truncated at zero.

Field Summary

Fields inherited from class jdistlib.generic.GenericDistribution

random

Constructor Summary

Constructors

Constructor	Description
PositiveNormal(double mean, double sd)

Method Summary

Modifier and Type	Method	Description
double	cumulative(double x, boolean lowerTail, boolean logP)
static double	cumulative(double x, double mean, double sd, boolean lowerTail, boolean logP)
double	density(double x, boolean logP)
static double	density(double x, double mean, double sd, boolean giveLog)
double	quantile(double p, boolean lowerTail, boolean logP)
static double	quantile(double p, double mean, double sd, boolean lowerTail, boolean logP)
double	random()
static double	random(double mean, double sd, RandomEngine random)
static double[]	random(int n, double mean, double sd, RandomEngine random)

Methods inherited from class jdistlib.generic.GenericDistribution

copyBackward, cumulative, cumulative, cumulative, cumulative_hazard, cumulative_hazard, cumulativeInto, density, density, densityInto, getRandomEngine, hazard, hazard, inverse_survival, inverse_survival, quantile, quantile, quantile, quantileInto, random, random, randomInto, setRandomEngine, survival, survival, survival

Methods inherited from class java.lang.Object

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

Constructor Details

PositiveNormal

public PositiveNormal(double mean,
 double sd)

Method Details

density

public static double density(double x,
 double mean,
 double sd,
 boolean giveLog)

cumulative

public static double cumulative(double x,
 double mean,
 double sd,
 boolean lowerTail,
 boolean logP)

quantile

public static double quantile(double p,
 double mean,
 double sd,
 boolean lowerTail,
 boolean logP)

random

public static double random(double mean,
 double sd,
 RandomEngine random)

random

public static double[] random(int n,
 double mean,
 double sd,
 RandomEngine random)

density

public double density(double x,
 boolean logP)

Specified by:

density in class GenericDistribution

cumulative

public double cumulative(double x,
 boolean lowerTail,
 boolean logP)

Specified by:

cumulative in class GenericDistribution

quantile

public double quantile(double p,
 boolean lowerTail,
 boolean logP)

Specified by:

quantile in class GenericDistribution

random

public double random()

Specified by:

random in class GenericDistribution