Week 6: Inferential statistics I - Hypothesis testing
Key concepts
- Standard errors
- Sampling distribution
- Law of large numbers
- Bootstrapping and Central Limit Theorem
- Confidence Intervals and p-values
- Student’s t-distributions
- Null and alternative hypotheses
- One and two-tailed tests
- Type I and type II error
- Sample size
Before class
Required readings
- Meier, K. J., Brudney, J. L., & Bohte, J. (2014). Introduction to Inference. In Applied Statistics for Public and Nonprofit Administration.
- Meier, K. J., Brudney, J. L., & Bohte, J. (2014). Hypothesis Testing. In Applied Statistics for Public and Nonprofit Administration.
Recommended readings
- Chapters 9 and 10 in: Klein, G., & Dabney, A. (2013). The Cartoon Introduction to Statistics (First edition). Hill and Wang, a Division of Farrar, Straus and Giroux.
Bunnies, Dragons and the ‘Normal’ World: Central Limit Theorem
P-hacking and replication
In class
- Lecture on key concepts (45 min)
- Group activity: Applying statistics (30 min)
- In class practice (1h):
- Paper practice
- In-class practice
- Assignment catch-up (if time allows):
- Qualitative Group Project (15 min).
- Quantitative Test (15 min).