Video

Introduction to Chapter 12
An introduction to Chapter 12

Selecting the Dependent t-Test Between Means
Here's how to determine if the dependent t-test between means is the correct test statistic.

Degrees of Freedom
This video describes degrees of freedom.

Computing the t value
Performing a t-test between dependent means or paired scores (as SPSS calls it)

Chapter Summary
Super cute reflections on learning statistics.

Problem 3
Watch for the solution to this Time to Practice question.

Problem 5
Watch for the solution to this Time to Practice question.

Problem 8
Watch for the solution to this Time to Practice question.

Web

QuickCalcs Again
Here's an applet that's an alternative to SPSS for computing t values.