org.jfree.data
Class MeanAndStandardDeviation

java.lang.Object
  |
  +--org.jfree.data.MeanAndStandardDeviation

public class MeanAndStandardDeviation

extends java.lang.Object

A simple data structure that holds a mean value and a standard deviation value. This is used in the DefaultStatisticalCategoryDataset class.

Author:

David Gilbert

Constructor Summary

MeanAndStandardDeviation(java.lang.Number mean, java.lang.Number standardDeviation)
Creates a new mean and standard deviation record.

Method Summary

java.lang.Number	getMean() Returns the mean.
java.lang.Number	getStandardDeviation() Returns the standard deviation.

Methods inherited from class java.lang.Object

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

Constructor Detail

MeanAndStandardDeviation

public MeanAndStandardDeviation(java.lang.Number mean,
                                java.lang.Number standardDeviation)

Creates a new mean and standard deviation record.

Parameters:

mean - the mean.

standardDeviation - the standard deviation.

Method Detail

getMean

public java.lang.Number getMean()

Returns the mean.

Returns:

The mean.

getStandardDeviation

public java.lang.Number getStandardDeviation()

Returns the standard deviation.

Returns:

The standard deviation.