This activity focuses on basic ideas of linear regression. It covers creating scatterplots from data, describing the association between two variables, and correlation as a measure of linear association. After this...

SalStat is an small application for the statistical analysis of scientific data (with a special concentration on psychology). It can already do 18 kinds of descriptive statistics, t tests (paired, unpaired and one...

Created by Jill Stevens of Illuminations: Resources for Teaching Mathematics, this activity allows students to look for functions within a given set of data. After analyzing the data, the student should be able to...