7. Sampling Finite Population

Topics and Notes

1. Working Data Sets
• a. Data sources, descriptions, and dictionary DATA SITE
• b. Code for loading data CLASS NOTE
2. A brief introduction to the basics of sampling design and analysis HTML PDF RMD
• a. Technical Terms in sampling finite populations
• b. Basic sampling plans.
  VISUAL REPRESENTATIONbbb
  • 1). Simple random sampling.
  • 2). Stratified sampling.
  • 3). Systematic sampling
  • 4). Cluster sampling.
• c. Case Study: Sampling with Bank Loan Data: HTML PDF RMD
3. Concepts of sample size and power calculation. [A little technical but very important for those who want to pursue a career in the fields of clinical and health science] HTML NOTE

Assignments

1. Sampling Preparation
• a. Delete all records in which MIS_Status value is missing.
• b. Use the new redefined categorical variable and used it to stratify the population into subpopulations.
• c. Use Zip code to define clusters.
2. Random Sampling Process
• d. take a random sample from the study population.
• e. Take a systematic sample.
• f. Take a stratified sample using the stratification variable defined in b).
• g. Take a cluster sample using Zip code