We frequently test new survey questions ahead of time through qualitative research methods such as focus groups, cognitive interviews, pretesting (often using an online, opt-in sample), or a ...

The 1940 Census was notable in the history of census-taking because it was the first in which some questions were asked of sample of Americans. This change enabled the Census Bureau to add questions ...

Market questionnaires are a form of quantitative, primary market research that can provide small business owners with specific information about their customers’ needs. Whether conducted over ...

A doctor's visit often ends with you leaving with a pathology request form in hand. The request form soon has you filling a ...

How to Choose a Sample Size in Qualitative Research. Quantitative research relies on analyzing statistical data, while qualitative research focuses on answering important business questions ...

This issue of Bioanalysis focuses on incurred sample reanalysis (ISR), with the aim of providing some examples of ISR failures and the ensuing investigations, to provide a greater shared experience.

The value of strong questionnaire design, complemented by the task of high-quality sample development, is not fully appreciated. Too often researchers relegate those two essential building blocks of ...

Multidisciplinary Brain Research Center at Bar-Ilan University, has revealed serious concerns about the quality of data collected on Amazon Mechanical Turk’s (MTurk) — a platform widely used for ...

Evidence-Based Guidelines for Determination of Sample Size and Interpretation of the European Organisation for the Research and Treatment of Cancer Quality of Life Questionnaire Core 30 ...