This study aimed to (1) design and test the validity of the application of teaching materials based on learning evaluation research in the Education Statistics Subject; (2) test the practicality of implementing teaching materials based on Learning Evaluation research in the Education Statistics Subject; and (3) test the effectiveness of the application of teaching materials based on Learning Evaluation research in the Education Statistics Subject. The research was carried out with the research development procedure (RnD) of the Tessmer Model. The research data collection included observation, questionnaires, and interviews. The model development instrument was the One to One and field test questionnaires. The results showed that the teaching materials developed were valid, practical, and effective. Validation was carried out at the Expert Review stage with a score of 85 and One to One in the form of a score with an average of 98 and comments along with useful suggestions for revising teaching materials into prototype II. Teaching materials were also categorized as practical; this can be seen from the assessment of the results of the practicality questionnaire carried out in the Small Group in the form of a score with an average of 97. Furthermore, teaching materials of Research-Based Learning Evaluation in the Education Statistics Subject were categorized as very effective. This can be seen from the assessment of the results of the effectiveness test carried out on the Field Test in the form of a score with an average of 83 or all completed.
Key words: teaching materials, research-based learning evaluation, education statistics
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