Class SurveyAnalyzer

java.lang.Object

org.episteme.social.sociology.SurveyAnalyzer

public final class SurveyAnalyzer
extends Object

Utility class for analyzing social survey data, providing statistical methods such as weighted averages to account for demographic sampling bias.

Since:

1.0

Version:

1.1

Author:

Silvere Martin-Michiellot, Gemini AI (Google DeepMind)

Method Summary

Modifier and Type	Method	Description
static Real	weightedMean(double[] responses, double[] weights)	Calculates the weighted arithmetic mean of a set of responses.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

weightedMean

public static Real weightedMean(double[] responses,
 double[] weights)

Calculates the weighted arithmetic mean of a set of responses. Useful for correcting sample imbalances where certain groups are over- or under-represented.

Parameters:

responses - array of numerical response values

weights - array of corresponding weights for each response

Returns:

the weighted mean

Throws:

IllegalArgumentException - if arrays are null, conform to different lengths, or are empty