Week 3-4: Introduction to the t Statistic

9.1 The t Statistic: An Alternative to z
9.2 Hypothesis Tests with the
t Statistic
9.3 Measuring Effect Size for the
t Statistic
9.4 Directional Hypotheses and
One-Tailed Tests
Summary
Focus on Problem Solving
Demonstrations 9.1 and 9.2
Problems