Background/Context: Parents, policymakers, and researchers uphold that missing school has negative implications on schooling success, particularly for students in urban schools. However, it has thus far been an empirical challenge within educational research to estimate the true effect that absences have on achievement outcomes. This study…

Three consequences of class size variation are examined: (1) The average class size experienced by students is directly related to the amount of variation in class size; (2) Overall student attendance is inversely related to the amount of variation in class size; and (3) overall student participation time is directly related to the amount of…

Staff of the Tennessee State University Class Size Project investigated effects of a 1:15 teacher/pupil ratio on first grade students' reading and mathematics achievement, behavior, attendance, and self concept. Participants were first grade pupils attending metropolitan Nashville public schools, who were assigned to an experimental group of seven…