Objective: This study examines the psychometrics of the 15-item version of the Five-Factor Mindfulness Questionnaire (FFMQ-15). Participants: An ethnically diverse sample of 538 college students participated in this study. Methods: The factor structure was evaluated through confirmatory factor analyses fitting 64 alternative models with and…

This study aimed to validate a modified Statistics Anxiety Scale for students in the United States taking university courses. Modifications were made by changing the wording of several items to be consistent with American English, and to accommodate students taking statistics courses in various formats. Items were added to investigate anxiety…

The five-step bystander intervention model (i.e., Notice, Interpret, Accept Responsibility, Know What to Do, Act) has been utilized to study intervention in traditional bullying, but not bullying bystander behavior in online contexts. Additionally, differences in how students of color and White students are involved in bystander behavior in…

The BASC-3 Behavioral and Emotional Screening System Student Form (BESS SF) is the latest iteration of a widely used instrument for identifying students at behavioral and emotional risk. Measurement invariance across race/ethnicity and gender for the latest BESS SF has not yet been established. Using a sample of 737 U.S. urban fourth- to…

The purpose of this paper is to explore the factor structure of the Wechsler Intelligence Scale for Children--Fifth edition (WISC-V). As such, this is the first study that will examine the factor structure of the WISC-V in a non-standardization sample of Black children. Utilizing confirmatory and exploratory factor analytic techniques in AMOS our…

In this registered report, we examined interrelationships between established constructs of self-determination and economic hardship using data from the National Longitudinal Transition Study 2012 (NLTS2012). We tested the hypothesized factor structure of selected NLTS2012 items assessing constructs associated with self-determination (i.e.,…

Growing interest in interdisciplinary (ID) understanding has led to the recent development of four ID assessments, none of which have previously been comprehensively validated. Sources of evidence for the validity of tests include construct validity, such as the internal structure of the test. ID tests may (and should) test both disciplinary (D)…

School climate can have a notable impact on student academic, social, emotional, and behavioral outcomes. It is also a critical component of school improvement efforts, as demonstrated by recent federal and state initiatives to provide resources and supports for increased school climate measurement, accountability, and improvement. The primary…