Page 322 - DMTH404_STATISTICS

Statistics Sachin Kaushal, Lovely Professional University

Notes Unit 23: Regression Analysis

CONTENTS

Objectives
Introduction
23.1 Two Lines of Regression
23.1.1 Line of Regression of Y on X

23.1.2 Line of Regression of X on Y
23.1.3 Correlation Coefficient and the two Regression Coefficients
23.2 Regression Coefficient in a Bivariate Frequency Distribution
23.3 The Coefficient of Determination

23.3.1 The Coefficient of Non-Determination
23.4 Mean of the Estimated Values
23.5 Mean and Variance of 'ei' values
23.5.1 Standard Error of the Estimate

23.6 Summary of Formulae
23.7 Keywords
23.8 Self Assessment
23.9 Review Questions

23.10 Further Readings

Objectives

After studying this unit, you will be able to:

 Define Two Lines of Regression
 Explain Regression Coefficient in a Bivariate Frequency Distribution
 Discuss The Coefficient of Determination
 Describe Mean of the Estimated Values

 Explain Mean and Variance of 'ei' values

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