We present the development and validation of a science notebook rubric intended to measure the academic language and conceptual understanding of non-mainstream students, specifically fifth-grade male and female economically disadvantaged Hispanic English language learner (ELL) and African-American or Hispanic native English-speaking students. The…

There is a lack of valid and reliable low cost observational instruments to measure moderate to vigorous physical activity (MVPA) in school physical education (PE). The participants in this study were third to tenth grade boys and girls from a south Texas school district. The SAM (Simple Activity Measurement) activity levels were compared with…

The purpose of this study was to investigate the quality (reliability and validity) of large-scale fitness testing in Texas and determine if reliabilities and validities were related to potential confounding variables. Four test administration scenarios were conducted to investigate the quality of data collected statewide as part of the Texas…

This study used data from 3 sites to examine the invariance and psychometric characteristics of the Brief Symptom Inventory-18 across Black, Hispanic, and White mothers of 5th graders (N = 4,711; M = 38.07 years of age, SD = 7.16). Internal consistencies were satisfactory for all subscale scores of the instrument regardless of ethnic group…

The Texas Assessment of Academic Skills (TAAS) test was the major source of data for the Texas educational accountability system from 1994 through 2002. Contrary to critics who claim that TAAS data are invalid and unreliable measures of student performance, structural equation analyses of TAAS reading data based on the 1994 Texas third grade…

Student perceptions of classroom environment can provide useful criteria for evaluating educational alternatives. The My Class Inventory (MCI) was used with 588 3rd- to 5th-grade students in Texas in evaluating the effectiveness of instruction using a textbook, science kits, or a combination of both. Various analyses attested to the factorial…