Title : ON USE OF DUMMY VARIABLES IN REGRESSION ANALYSIS 

Authors : EI THANDA

Publication Date : 2018-12-01

Description : This purpose of this paper is to present the role of qualitative explanatory variables in regression analysis. The nature of dummy variables is described in Chapter II .Among its various applications, some are considered in Chapter III. These include (1) comparing two (or more) regression, (2) deseasonalizing time series data and (3) piecewise linear regression models. It will be show that introduction of qualitative variables, often called dummy variables, makes the linear regression model an extremely flexible tool is capable of handling many interesting problems encountered in empirical studies.