com.itemanalysis.psychometrics.scaling

Class RawScore

java.lang.Object

com.itemanalysis.psychometrics.scaling.RawScore

All Implemented Interfaces:

java.lang.Comparable<java.lang.Object>

public class RawScore
extends java.lang.Object
implements java.lang.Comparable<java.lang.Object>

A RawScore object is created for every examinee. It includes the overall raw score and any subscale scores computed for a examinee.

Author:

J. Patrick Meyer

Constructor Summary

Constructors

Constructor and Description
RawScore(double rawScore)
RawScore(int numberOfItems)

Method Summary

Modifier and Type	Method and Description
void	addLinearTransformation(DefaultLinearTransformation linear)
int	compareTo(java.lang.Object o)
boolean	equals(java.lang.Object o)
java.lang.Object[]	getResponseVector()
int[]	getResponseVectorIndex()
java.lang.Double[]	getScoreVector()
java.util.TreeMap<java.lang.String,java.lang.Double>	getSubscaleScore()
double	getSubscaleScoreAt(java.lang.String subscaleKey)
int	hashCode()
void	increment(java.lang.Double score)
void	incrementResponseVector(java.lang.Integer position, java.lang.Object response, java.lang.Double score) For holding an examinee's vector of item responses.
void	incrementSubScaleScore(java.lang.String subscaleKey, double score)
java.lang.Integer	intValue()
java.lang.Double	meanValue()
java.lang.Double	transformedValue()
java.lang.Double	value()
java.lang.Double	valueWithRandomUniformVariate()

Methods inherited from class java.lang.Object

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

Constructor Detail

RawScore

public RawScore(int numberOfItems)

RawScore

public RawScore(double rawScore)

Method Detail

increment

public void increment(java.lang.Double score)

incrementResponseVector

public void incrementResponseVector(java.lang.Integer position,
                                    java.lang.Object response,
                                    java.lang.Double score)

For holding an examinee's vector of item responses. This method is used to avoid repeated calls to the database.

Parameters:

position -

response -

score -

incrementSubScaleScore

public void incrementSubScaleScore(java.lang.String subscaleKey,
                                   double score)

addLinearTransformation

public void addLinearTransformation(DefaultLinearTransformation linear)

getSubscaleScoreAt

public double getSubscaleScoreAt(java.lang.String subscaleKey)

getSubscaleScore

public java.util.TreeMap<java.lang.String,java.lang.Double> getSubscaleScore()

value

public java.lang.Double value()

meanValue

public java.lang.Double meanValue()

intValue

public java.lang.Integer intValue()

transformedValue

public java.lang.Double transformedValue()

valueWithRandomUniformVariate

public java.lang.Double valueWithRandomUniformVariate()

getResponseVector

public java.lang.Object[] getResponseVector()

getScoreVector

public java.lang.Double[] getScoreVector()

getResponseVectorIndex

public int[] getResponseVectorIndex()

compareTo

public int compareTo(java.lang.Object o)

Specified by:

compareTo in interface java.lang.Comparable<java.lang.Object>

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object