This paper provides an exposition on simple and complex comparisons within the framework of Poisson regression. Poisson regression is well suited for the analysis of event count outcomes. Since simple and complex comparisons with both analysis of variance (ANOVA) and multiple linear regression (MLR) are common, the similarities between Poisson…

A study investigated the effect of kindergarten class size on reading readiness achievement. Subjects, 2,837 kindergarten students in 38 elementary schools that serve rural, urban, suburban, and inner-city schools, participated in the first year of Project STAR (Student Teacher Academic Ratio) in 1985-86. The subjects' 140 kindergarten teachers…

The Pre-Professional Skills Tests (PPST) of reading, mathematics, and writing are three separate tests designed to measure basic proficiency in these areas. In response to a mandate from the State Legislature, the Minnesota Board of Teaching adopted these tests, developed by the Educational Testing Service. An evaluation of the 3 years of…

The public schools reform movement has led to a proliferation of minimum competency testing programs by states. At the 11th/12th grade level, the Texas Educational Assessment of Minimum Skills (TEAMS), mandated by Texas House Bill 72, is an exit exam, divided into two sections which measure minimum competencies in math and language skills.…