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DesRoches, David; Hall, John; Santos, Betsy – Mathematica Policy Research, Inc., 2009
In an effort to better understand the factors associated with college persistence and attrition, the Survey Research Center at Princeton University, with funding from the Andrew W. Mellon Foundation, is conducting the College Student Attrition Project. As part of that project, Mathematica Policy Research conducted the College Experiences Survey.…
Descriptors: Research Methodology, Academic Persistence, Data Collection, Student Attrition
Tuttle, Christina Clark; Teh, Bing-ru; Nichols-Barrer, Ira; Gill, Brian P.; Gleason, Philip – Mathematica Policy Research, Inc., 2010
In this set of four supplemental tables, the authors compare the baseline test scores of the treatment and matched control group samples observed in each year after KIPP entry (outcome years 1 to 4). As discussed in Chapter III, the authors used an iterative propensity score estimation procedure to calculate each student's probability of entering…
Descriptors: Control Groups, Middle Schools, Student Characteristics, Tables (Data)