The purpose of this study is to compare the conceptions of learning biology (COLB) of Taiwanese and Turkish high school students. In addition, it was investigated whether there is a gender difference in students' COLB in both countries. The COLB questionnaire was implemented in both countries and students' COLB were identified. A total of 562…

The 3 × 2 achievement goal framework comprising task-approach, task-avoidance, self-approach, self-avoidance, other-approach, and other-avoidance goals is the most recent conceptual development in goal orientation research. The purpose of this study was to extend the current literature by investigating the validity of the 3 × 2 Achievement Goal…

This study examines the factorial invariance of the Scale on Beliefs About Children's Adjustment in Same-Sex Families (SBCASSF) across countries in three samples: Chilean, Spanish, and Hispanic university students. The scale analyzes attitudes toward the consequences of the rearing and education of children by parents with a homosexual sexual…

This study examined the psychometric properties of a social-networking site (SNS) activities scale (SNSAS) using Rasch Analysis. Items were also examined with Rasch Principal Components Analysis (PCA) and Differential Item Functioning (DIF) across groups of university students (i.e., males and females from the United States [US] and Europe; N =…

This study describes and documents reliability reporting practices in dissertation studies that have used the "Behavior Assessment System for Children" (BASC). Only 9 of 106 studies examined reported reliability for subpopulations. The lack of reliability score estimates has implications for use of the BASC to identify culturally diverse…

Procedures are described to determine reliability and validity of the Brockton (Massachusetts) Battery's Tests of Reading Readiness and the Adaptive Behavior Scales, which were developed to assess performance levels of Hispanic, Portuguese, and Cape Verdean normal and high risk children. Among reasons given for development of the instruments are…

Investigations into item bias provide an empirical basis for the identification and elimination of test items which appear to measure different traits across populations or cultural groups. The Psychometric rationales for six approaches to the identification of biased test items are reviewed: (1) Transformed item difficulties: within-group…