This document discusses key concepts in sampling for research studies including defining the target population and accessible population, sampling frames, and different types of sampling methods. It explains that the goal of sampling is to select a representative sample that allows researchers to generalize to the overall target population. The quality of the generalization depends on factors like reducing dropout rates, increasing sample size and homogeneity, and using probability versus non-probability sampling strategies.

1. SAMPLING Dr. Lavonne Adams Fall 2011