Till then we would be happy to mail you copies of articles on request. Working with data. Dale Seymour Publications. Reasoning about data. Paper presented at the Research Presession of the Annual Meeting of the National Council of Teachers of Mathematics.
Statistics goes to school.
Students' difficulties in practicing computer supported data analysis. The epistemological analysis of interactive mathematical processes of communication - Theoretical background and example of analysis. The many faces of the correlation coefficient. Correlation as probability of common descent. Three statistics books with lots of variance.