Sampling Techniques: Methods for Choosing a Representative Sample

The video tutorial explores various sampling techniques, including random, systematic, stratified, quota, and opportunity sampling. It discusses the importance of selecting a representative sample and the challenges associated with each method. The tutorial also examines the application of these techniques in political polling, highlighting the complexities and potential errors in predicting election outcomes.

What is opportunity sampling and in what situations is it commonly used?

How do polling companies ensure their samples are representative?

Discuss the complexities involved in political polling.

What are the potential consequences of not including non-responsive individuals in a sample?