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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)
Puma, Michael; Bell, Stephen; Cook, Ronna; Heid, Camilla; Lopez, Michael – Administration for Children & Families, 2005
The Congressionally-mandated Head Start Impact Study is being conducted across 84 nationally representative grantee/delegate agencies. Approximately 5,000 newly entering 3- and 4-year-old children applying for Head Start were randomly assigned to either a Head Start group that had access to Head Start program services or to a non-Head Start group…
Descriptors: Outcomes of Education, Program Effectiveness, Parenting Styles, Data Collection
Puma, Michael; Bell, Stephen; Cook, Ronna; Heid, Camilla; Lopez, Michael – Administration for Children & Families, 2005
The Congressionally-mandated Head Start Impact Study is being conducted across 84 nationally representative grantee/delegate agencies. Approximately 5,000 newly entering 3- and 4-year-old children applying for Head Start were randomly assigned to either a Head Start group that had access to Head Start program services or to a non-Head Start group…
Descriptors: Outcomes of Education, Program Effectiveness, Child Rearing, Parenting Styles