Learning Outcomes for Study Session 15

When you have studied this session, you should be able to:

15.1  Define and use correctly all of the key words printed in bold. (SAQs 15.1, 15.2, 15.3 and 15.4)

15.2  Identify and describe common probability and non-probability methods of sampling populations for research studies, and illustrate the reasons for choosing each method. (SAQs 15.1, 15.2, 15.3 and 15.4)

15.3  Decide on the best sampling method and the sample size appropriate for a study design in examples presented to you. (SAQs 15.1, 15.2, 15.3 and 15.4)

Study Session 15  Sampling Methods and Sample Size in Small-Scale Research

15.1  What is meant by sampling?