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Huang, Jiaqin; Xie, Xin; Pan, Yuxi; Li, Guangming; Zhang, Fadi; Cui, Ningjing – SAGE Open, 2022
Self-esteem has always been a hot research object in the field of adolescent mental health. But in longitudinal research, using a single slope to describe the trajectory of adolescent self-esteem is unrealistic. The piecewise growth mixture model (PGMM) was used to fit the data in this study. Selecting from China Family Panel Studies database, a…
Descriptors: Self Esteem, Developmental Stages, Longitudinal Studies, Mental Health
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Holmes, Lauren; Schumacker, Randall – Measurement: Interdisciplinary Research and Perspectives, 2020
Latent classes of effective and non-effective Algebra I teachers were established using measurements of teacher promoted engagement, teacher promoted understanding, and classroom management from the Measures of Effective Teaching Project (MET Project) database. Historically, robust measures of effective teaching exist in the literature; however,…
Descriptors: Algebra, Mathematics Teachers, Teacher Effectiveness, Databases