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Book Cover
Author Hardy, Melissa A., 1952-

Title Regression with dummy variables / Melissa A. Hardy
Published Newbury Park : Sage Publications, [1993]


Location Call no. Vol. Availability
Description vi, 90 pages : illustrations ; 22 cm
Series Sage university papers series.. Quantitative applications in the social sciences ; no. 07-093
Quantitative applications in the social sciences ; no. 07-093
Contents 1. Introduction -- A review of multiple regression -- 2. Creating dummy variables -- Choosing a reference group -- Descriptive statistics -- Distributional statistics -- Correlation -- Partial correlations -- 3. Using dummy variables as regressors -- Regression with one dummy variable -- Regression with multiple dummy variables -- Assessing differences between specified categories -- Adding a second qualitative measure -- Predicted values -- Adding quantitative variables to the specification -- 4. Assessing group differences in effects -- Specifying interaction effects -- Separate subgroup regressions -- Dealing with heteroscedasticity -- Interpreting dummy variables in semilogarithmic equations -- Testing for heteroscedasticity with more than two groups -- Methods for making multiple comparisons with nonindependent tests -- 5. Alternative coding schemes for dummy variables -- Effects-coded dummy variables -- Regression results -- Contrast-coded dummy variables -- Regression results -- 6. Special topics in the use of dummy variables -- Dummy variables in logit models -- Testing for curvilinearity -- Piecewise linear regression -- Dummy variables in time-series data -- Dummy variables and autocorrelation -- 7. Conclusions
Analysis Social sciences Statistical mathematics
Notes (Quantitative applications in the social sciences ; 93)
Bibliography Includes bibliographical references (pages 88-90)
Notes Also available online via the World Wide Web by subscription to netLibrary, Inc. (CEIRC Griffith Collection)
Subject Dummy variables.
Regression analysis.
Social sciences -- Statistical methods.
Regression Analysis.
Social Sciences -- methods.
Statistics as Topic.
Genre/Form Statistics.
Author NetLibrary, Inc.
LC no. 92041965
ISBN 0803951280