2/21/2024

Chapter 10 - Hypothesis Testing

1. Calculating Type II error probabilities
2. Sample size determination
3. t tests for one and two means, including P-values
4. Relationship between hypothesis-testing procedures and confidence intervals

Chapter 10 Topics on our first exam

• Null and alternative hypotheses
• Test statistic
• Rejection region
• P-value
• Type I and Type II errors
• Large sample tests for one mean, one proportion, and two means
• Calculating Type II errors and sample size determination for z tests
• Duality between confidence intervals and hypothesis tests

In-class exercises

• 10.43, 10.49, 10.51,10.59, 10.65 (you may use R or the applet), 10.73, and 10.77

Please read Sections 10.4-10.8 for class on Friday.