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Flynn, Alison B.; Featherstone, Ryan B. – Chemistry Education Research and Practice, 2017
This study investigated students' successes, strategies, and common errors in their answers to questions that involved the electron-pushing (curved arrow) formalism (EPF), part of organic chemistry's language. We analyzed students' answers to two question types on midterms and final exams: (1) draw the electron-pushing arrows of a reaction step,…
Descriptors: Organic Chemistry, Error Patterns, Science Tests, Test Items
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Rahimi, Mohammad – Language Teaching Research, 2021
The impetus for the present study came from Ferris' (2010) article discussing the gap between theory, research, and practice in written corrective feedback (WCF). To address this gap, the present study aimed at comparing the impact of focused vs. comprehensive WCF and revision on the improvement of written accuracy of learners of English as a…
Descriptors: Error Correction, Writing Instruction, Essays, Writing Evaluation