Day: February 5, 2022

The members of a sample are selected either on a probability basis or by another means. Probability sampling is based on the concept of random selection – a controlled procedure that assures that each population element is given a known Read More …

Figure 2.0 outlines the step-by-step procedures that researchers can follow when drawing a sample from a population. The definition of the population in any study is determined by the purpose of the study. But, the population should be defined very Read More …

Most people intuitively understand the idea of sampling. One taste from a drink tells us whether it is sweet or sour. If we select a few employment records out of a complete set, we usually assume our selection reflects the Read More …

Another step in planning the design is to identify the target population and select the sample if a census is not desired. The researcher must determine how many people to interview and who they will be; what and how many Read More …