Unit 8: Introduction to tTests:

Single Sample and Dependent ScoresDownload all videos in a zip file.

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Objectives and Lecture Notes

Reading: Aron, Chapter 71. Compute the unbiased estimate of the standard deviation.

3. Compute a t-test for dependent means, and use the t tables to determine if the t is significant.

4. Compute an effect size for dependent means and use tables to determine N needed for adequate power.

Tutorials

Complete Ponzo experiment prior to QAMirror drawing dependent

ttest