com.github.chen0040.si.statistics

Class SamplingDistributionOfSampleProportionDifference

java.lang.Object

com.github.chen0040.si.statistics.SamplingDistributionOfSampleProportionDifference

public class SamplingDistributionOfSampleProportionDifference
extends Object

Created by xschen on 3/5/2017. This is the sampling distribution of (p_bar_1 - p_bar_2), where p_bar_1 is the sample proportion of group 1 p_bar_2 is the sample proportion of group 2 The group id here is referred to as the exploratory variable and is a categorical variable

Constructor Summary

Constructors

Constructor and Description
SamplingDistributionOfSampleProportionDifference(double p1, double p2, int sampleSize1, int sampleSize2, String groupId1, String groupId2)
SamplingDistributionOfSampleProportionDifference(SampleDistribution sampleDistribution1, SampleDistribution sampleDistribution2)

Method Summary

Modifier and Type	Method and Description
ConfidenceInterval	confidenceInterval(double confidenceLevel)
DistributionFamily	getDistributionFamily()
double	getSampleProportion1PointEstimate()
double	getSampleProportion2PointEstimate()
double	getSampleProportionDifferencePointEstimate()
int	getSampleSize1()
double	getStandardError()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

SamplingDistributionOfSampleProportionDifference

public SamplingDistributionOfSampleProportionDifference(SampleDistribution sampleDistribution1,
                                                        SampleDistribution sampleDistribution2)

SamplingDistributionOfSampleProportionDifference

public SamplingDistributionOfSampleProportionDifference(double p1,
                                                        double p2,
                                                        int sampleSize1,
                                                        int sampleSize2,
                                                        String groupId1,
                                                        String groupId2)

Method Detail

getSampleProportion1PointEstimate

public double getSampleProportion1PointEstimate()

getSampleProportion2PointEstimate

public double getSampleProportion2PointEstimate()

getSampleProportionDifferencePointEstimate

public double getSampleProportionDifferencePointEstimate()

getStandardError

public double getStandardError()

getSampleSize1

public int getSampleSize1()

confidenceInterval

public ConfidenceInterval confidenceInterval(double confidenceLevel)

getDistributionFamily

public DistributionFamily getDistributionFamily()

toString

public String toString()

Overrides:

toString in class Object