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Little Apps: Displaying distributions

The concepts of variable and variation are central to statistics. Statistical models seek to explain or account for variation in a one variable by the…

Little Apps: Why use density?

The LittleApp on “Why use density?” focusses on helping students understand why we prefer to display distributions in the form of a density rather…

Little Apps: Resampling and confidence

The Little App on resampling and confidence is designed to help you teach about confidence intervals: […] There are two main graphical…

Little Apps: Stem-and-leaf displays

Stem-and-leaf displays are a pedagogical device for helping students think about leading digits. They are also a graphical modality for displaying…

Little Apps: ANOVA in one variable

When I talk to instructors of introductory statistics about the topics they cover, I often hear something like the following: “ANOVA is in the book,…

Rejecting p values

http://www.amstat.org/asa/files/pdfs/GAISE/GaiseCollege_Full.pdf http://www.amstat.org/asa/files/pdfs/GAISE/2005GaiseCollege_Full.pdf 1992 CUPM…

Real data?

Examples are what stay with students. Are the examples memorable? IN DRAFT For decades, statisticians and statistics educators have been encouraging…