Collecting data
Populations, samples, parameters and statistics, Observational studies, experiments and confounding, Designing experiments: randomization, replication, blocking, Sampling methods: simple random, stratified, cluster, systematic, Bias in sampling, Scope of inference: generalization and causation
Samples, bias, studies and experiments
Practice
Lessons, in order
- 1. Populations, samples, parameters and statistics
- 2. Observational studies, experiments and confounding
- 3. Designing experiments: randomization, replication, blocking
- 4. Sampling methods: simple random, stratified, cluster, systematic
- 5. Bias in sampling
- 6. Scope of inference: generalization and causation