The research question or purpose of the study guides decisions about the research sampling.
How might researchers ensure that they select a sample relevant to the research without introducing a bias?
Selection bias can occur when there is an error in choosing the individuals who will participate in the research. Most of the time when this occurs, the researchers and their staff will select people who are most likely to perform a certain way. For example, they will select the most reliable people, people whose outcome will align with their own, etc. To ...
Overview on ways researchers can avoid bias during the recruitment process.