Example usage for org.apache.commons.math.distribution FDistribution inverseCumulativeProbability

Introduction

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

Prototype

double inverseCumulativeProbability(double p) throws MathException;

Source Link

Document

For this distribution, X, this method returns x such that P(X < x) = p.

Usage

From source file:geogebra.kernel.statistics.AlgoInverseFDistribution.java

protected final void compute() {

    if (input[0].isDefined() && input[1].isDefined() && input[2].isDefined()) {
        double param = a.getDouble();
        double param2 = b.getDouble();
        double val = c.getDouble();
        try {//from w  w w.java 2  s. c o m
            FDistribution dist = getFDistribution(param, param2);
            num.setValue(dist.inverseCumulativeProbability(val)); // P(T <= val)
        } catch (Exception e) {
            e.printStackTrace();
            num.setUndefined();
        }
    } else
        num.setUndefined();
}

---

From source file:geogebra.common.kernel.statistics.AlgoInverseFDistribution.java

@Override
public final void compute() {

    if (input[0].isDefined() && input[1].isDefined() && input[2].isDefined()) {
        double param = a.getDouble();
        double param2 = b.getDouble();
        double val = c.getDouble();
        try {/*from  w  ww  . j a  va  2  s .co  m*/
            FDistribution dist = getFDistribution(param, param2);
            num.setValue(dist.inverseCumulativeProbability(val)); // P(T <=
            // val)
        } catch (Exception e) {
            e.printStackTrace();
            num.setUndefined();
        }
    } else
        num.setUndefined();
}

---