Experimental data on the effectiveness of the personalized system of instruction (PSI) program
Number of Observations - 32 Number of Variables - 4 Variable name definitions:: Grade - binary variable indicating whether or not a student's grade improved. 1 indicates an improvement. TUCE - Test score on economics test PSI - participation in program GPA - Student's grade point average
The raw data was downloaded from Bill Greene’s Econometric Analysis web site, though permission was obtained from the original researcher, Dr. Lee Spector, Professor of Economics, Ball State University.
Used with express permission of the original author, who retains all rights.