This manual provides guidance and documentation for users of the longitudinal kindergarten-fourth grade (K-4) public-use data file of the Early Childhood Longitudinal Study, Kindergarten Class of 2010-11 (ECLS-K:2011), which includes the first release of the public version of the third-grade data. This manual mainly provides information specific…

There is a need for an instrument that assesses student-instructor relationships as many experts speculate that close, non-threatening relationships between students and instructors predict positive achievement orientations, academic progress and success. In this paper, we present reliability and additional validity data concerning the…