Students' approaches to exploring relationships between categorical variables

In the context of an afterschool program in which students explore relatively large authentic datasets, we investigated how 11- to 14-year old worked with categorical variables. During program, learned use Common Online Data Analysis Platform (CODAP), a statistical analysis platform specifically designed for middle and high school students, create interpret graphs. Following conducted individual clinical interviews, during used CODAP answer questions about relationships between Here, describe engaged exploratory data that involved looking at two Students from table form created “contingency graphs,” variant contingency tables, they analyze draw insights data. Our research identified four strategies examine order patterns, make comparisons,