Sampling is a critical element of research design. Different methods can be used for sample
selection to ensure that members of the study population reflect both the source and target …

Proper sample selection is based on the study purpose, research question (s), and study
design. Investigators must use care to select a sample population that is representative of …

Sampling is the process of selecting a small group from the entire population for research.
Selection of sampling method based on the research question should align with the specific …

Investigators in dental public health often use strategies other than simple random sampling
to identify potential subjects; however, their statistical analyses do not always take into …

Investigators involved in clinical, epidemiological or translational research, have the drive to
publish their results so that they can extrapolate their findings to the population. This begins …

Introduction: The purpose of this article is to provide a general understanding of the
concepts of sampling as applied to healthrelated research. Sample Size Estimation: It is …

Generating a random sample from a population is important to minimize the bias of sample
estimates in describing the population parameters. Despite the benefits of random sampling …

Conditions affecting the decision of whether to take a census or a sample; the major types of
sampling procedures, both probability and nonprobability; and the statistical approaches to …

Abstract “What should be the sample size for my study?” is a common question in the minds
of every research at some point of the research cycle. Answering this question with confident …

❑ What is the research trying to achieve?❑ Why is it being done?❑ Are you seeking to
describe something, or explain or understand something?❑ Is it in response to a problem or …