미국 조지아주 아틀라타의 Emory UNIV.의 정치학과 교수로 있는 Courtney Brown의 Statistics with R: Using R and RStudio 강의 동영상입니다.
Lesson 14 : Dummy Variables Using Multiple Regression. This lecture was given at Emory University in Atlanta, Georgia on 5 November 2013. This lecture discusses the use of both intercept and slope dummy variables when using multiple regression. Tests for the difference between dummy variables is explained using both an F statistic with the Wald procedure as well as with confidence intervals. Additional explanation regarding how to use confidence intervals in this regard is further explained in the next lesson, Lession 15.
The textbook used for this course is: Statistical Methods for the Social Sciences (4th Edition), by Alan Agresti and Barbara Finlay, although the course can be used with any relevant textbook.
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