1. a) What is meant by the "accessible population", in the context of research and how is this different from the target population?

b) What do we mean by a 'sample', and why do we sample?

c) What are the two (2) categories of sampling?

Note: if you choose to answer this question, we are looking for minimum 12 lines for the complete question. [(a) + (b) + (c) = 12 lines]