public final class LognormalDistribution extends ProbabilityDistribution
Constructor and Description |
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LognormalDistribution()
Constructs a standard lognormal distribution.
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LognormalDistribution(double mu,
double sigma)
Constructs a lognormal distribution.
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Modifier and Type | Method and Description |
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double |
cumulative(double X)
Cumulative lognormal distribution function.
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double |
getMuParameter()
Returns the mu parameter.
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double |
getSigmaParameter()
Returns the sigma parameter.
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double |
inverse(double probability)
Inverse of the cumulative lognormal distribution function.
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double |
probability(double X)
Probability density function of a lognormal distribution.
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checkRange, checkRange, findRoot
public LognormalDistribution()
public LognormalDistribution(double mu, double sigma)
mu
- the mu parameter.sigma
- the sigma parameter.public double getMuParameter()
public double getSigmaParameter()
public double probability(double X)
probability
in class ProbabilityDistribution
public double cumulative(double X)
cumulative
in class ProbabilityDistribution
public double inverse(double probability)
inverse
in class ProbabilityDistribution