We wanted to know if the composition of the populations of four Canadian provinces is similar with regard to the educational level of people aged over 25. This variable is broken down into 5 modalities (A=no diploma, B=high school diploma, C=Baccalaureate, D=Master's degree, E=Ph. D). We therefore selected a random sample of 50 people aged over 25 in each of these provinces and obtained the following results: