This study compares the relationship between official crime rates in census tracts and resident perceptions of crime. Using a unique data set that links household-level data from the American Housing Survey metro samples over 25 years (1976-1999) with official crime rate data for census tracts in selected cities during selected years, this study…

Educational researchers commonly use the rule of thumb of "design effect smaller than 2" as the justification of not accounting for the multilevel or clustered structure in their data. The rule, however, has not yet been systematically studied in previous research. In the present study, we generated data from three different models…

Rising costs, burgeoning debt, and falling credit ratings are among the financial challenges faced by small, tuition-dependent private colleges, including many members of the Council for Christian Colleges & Universities (CCCU). In their efforts to generate more revenue, most of these institutions have focused on enrollment strategies as the…

A study was conducted in 26 Head Start classrooms with 264 children to compare the effect of a read aloud plus extension activities intervention over a control group to the effect of a read aloud only intervention over a control group on preschool children's vocabulary. Children were assessed before and after the intervention on target vocabulary…

[Slides] presented at AERA in Denver, CO in April 2010. In today's education climate, an enormous amount of pressure has been placed on states, school districts, and programs to produce graduates who are prepared to successfully enter, persist through, and graduate from the nation's universities and colleges. However, much of this research has…