Conocimiento Didáctico-Matemático del Profesorado de Educación Primaria sobre Probabilidad: diseño, construcción y validación de un instrumento de evaluación

AbstractThis article presents the process of developing and validating a questionnaire to evaluate aspects of active primary school teachers’ didactic-mathematical knowledge when teaching probability. Even though some instruments have been elaborated to measure mathematical knowledge for teaching, very few evaluate and describe primary school teachers’ categories of didactic-mathematical knowledge, especially for teaching probability. For this reason, an instrument has been developed to evaluate active primary school teachers’ didactic-mathematical knowledge when teaching probability. Th...