The objective of the research is to propose a theoretical-methodological model with participatory approach and specific references evaluate educational policies in institutions theLocal Educational Management Unit, Sánchez Carrión, Huamachuco, 2020. Methodology: Basic type research, descriptive design, sample 66 teachers, evaluated through Policy Evaluation questionnaire consisting 16 items. Re...

Data analysis has become a topic of increasing emphasis within middle school mathematics in the last few years, especially in the recent recommendations by the National Council of Teachers of Mathematics (NCTM 2000). In order to better inform efforts to expand data analysis’s role in middle school curricula, we have begun the development of a cognitive model of student thinking in this domain. ...

Cognitive modeling can be used to compare alternative instructional strategies and to guide the design of curriculum materials. We modeled two alternative strategies for fraction division, and the models led to specific empirical predictions of the benefits and drawbacks of each strategy. These insights provided concrete suggestions for developing lessons on fraction division, including a new p...