This data frame contains the following variables (columns):
cls_val - students’ average course ratingprof_val - students’ average professor ratingrank - professor’s rank (0 - teaching, 1 - tenure track, 2 - tenured)gender - professor’s gender (0 - male, 1 - female)cls_level - class level (0 - lower division, 1 - upper division)The dataset has been modified from the reference below to be used in an assignment in this course. Therefore, the data are based on real observations, but missingness and other structures have been added to alter the data.
Reference: Daniel S. Hamermesh, Amy Parker, Beauty in the classroom: instructors pulchritude and putative pedagogical productivity, Economics of Education Review, Volume 24, Issue 4, August 2005, Pages 369-376, ISSN 0272-7757, 10.1016/j.econedurev.2004.07.013. http://www.sciencedirect.com/science/article/pii/S0272775704001165.