Teacher assessments during compulsory education are as reliable, stable and heritable as standardized test scores

Teachers can reliably and validly monitor students’ progress, abilities and inclinations. High‐stakes exams may shift educational experience away from learning towards exam performance. For these reasons, researchers suggest that teacher assessments could replace some, or all, high‐stakes exams.

Teacher assessments during compulsory education are as reliable, stable and heritable as standardized test scores.
Kaili Rimfeld, Margherita Malanchini, Laurie J. Hannigan, Philip S. Dale Rebecca Allen, Sara A. Hart, Robert Plomin
First published: 12 May 2019; https://doi.org/10.1111/jcpp.13070
 Journal of Child Psychology and Psychiatry – Wiley Online Library

See also: Teachers assessing pupils could replace formal exams, study says (The Guardian)