Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Open Source License 

public class Main {
    public static float getSampleStdDev(float[] values) {
        return (float) Math.sqrt(getSampleVariance(values));
    }

    public static float getSampleVariance(float[] values) {
        float mean = getMean(values);
        float sum = 0;
        for (float value : values) {
            sum += (value - mean) * (value - mean);
        }
        return sum / (values.length - 1);
    }

    public static float getMean(float[] values) {
        float sum = 0;
        for (float value : values) {
            sum += value;
        }
        return sum / values.length;
    }
}