Resources for teaching statistics: Key Resources, Teacher Preparation

3.11 Next Steps

These materials will get you a few steps ahead of your students

Table of Contents

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Statistical tests

    (significance tests)

 

Percentages and Multiple groups (Applied to proportions/percentages in 2- and 3-groups situations) [7:48]

The underlying ideas of the randomisation test can be applied in a variety of contexts. We’ll show you how to use it for percentages and extend it to considering more than two groups.

[Illustrated transcript (pdf)]

Out of the Fog and into Power (Power, Type I error and “sample size” [8:27]

When are statistical tests good at detecting when true treatment differences exist and when are they bad at it? We’ll introduce the concept of the “power” of a statistical test and Type 1 errors – falsely concluding that “true differences” exist when they don’t exist at all!

[Illustrated transcript (pdf)]

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