Students (15) Estudiantes (14) Estudio (13) Costa Rica (11) Research (8) Investigación (8) Self-efficacy (7) Autoeficacia (7) Factores (7) Mathematics (6) Elementary schools (6) Evidencia (6) Escuelas primarias (6) nécessité (6) Sexism (5) Factor analysis (5) Education (5) Análisis factorial (5) Sexismo (5) Educación (5) Matemáticas (5) éducation (5) régression (5) Women (4) Time (4) Reasoning (4) Population (4) Education, Higher (4) Dropouts (4) Design (4)