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Distributions

Alex Libov

Distributions

These distributions are currently supported:

Normal distribution

wikipedia article

<distribution type="NormalDistribution" mean="4.29" variance="1.28" /> 

normal distribution receives two attributes - mean and variance.

logNormal

wikipedia article

<distribution type="LogNormalDistribution" mean="4.29" variance="1.28" /> 

log-normal distribution receives two attributes - mean and variance.

Pareto distribution

wikipedia article

<distribution type="ParetoDistribution" xm="2.52" alpha="1.55" /> 

Pareto distribution receives two attributes - Xm and alpha.

Weibull distribution

wikipedia article

<distribution type="WeibullDistribution" lambda="5" k="0.5" /> 

Weibull distribution receives two attributes - lambda and k.

Exponential distribution

wikipedia article

<distribution type="ExponentialDistribution" mean="50" /> 

exponential distribution receives one attribute - the mean.

Constant distibution

Generates constant value for all invocations

<distribution type="ConstantDistribution" value="5560000.0"/>
No distribution

This distribution will behave as if all generated values are infinity

<distribution type="InfinityDistribution" /> 

Related

Wiki: Churn Models
Wiki: Experiment Description XML