Example usage for org.apache.commons.math.distribution PoissonDistributionImpl cumulativeProbability

Introduction

In this page you can find the example usage for org.apache.commons.math.distribution PoissonDistributionImpl cumulativeProbability.

Prototype

@Override
public double cumulativeProbability(int x) throws MathException 

Source Link

Document

The probability distribution function P(X <= x) for a Poisson distribution.

Usage

From source file:dr.math.distributions.PoissonDistribution.java

public static double cdf(double x, double mean) {
    try {// ww w. j  a  v  a2s . com
        PoissonDistributionImpl dist = new PoissonDistributionImpl(mean);
        return dist.cumulativeProbability(x);
    } catch (MathException e) {
        throw new RuntimeException(e);
    }
}

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