Background: In this paper, the basic elements related to the selection of participants for a health research are discussed. Sample representativeness, sample frame, types of sampling, as well as the ...

1 Department of Ophthalmology, University of Leicester, RKSCB, Leicester Royal Infirmary, Leicester, UK 2 NIHR Research Design Service (East Midlands), Department of Health Sciences, University of ...

Sampling is a statistical technique used in research to select a subset of individuals or data points from a larger population. This subset, known as a sample, is chosen to represent the ...

ABSTRACT: This study aims to explore the impact of social media use on mental health risk among Chinese adolescents. Through a qualitative study of second-year undergraduates at a university, this ...

CBSE Class 12 Applied Maths Sample Paper 2024-25 With Marking Scheme: Are you a CBSE Class 12 student searching for a revised Applied Maths sample paper to enhance your exam preparation? Don’t worry, ...

Objectives This study aimed to assess the theoretical framework regarding social participation from the perspectives of experts and parents of youth aged between 10 and 17 years, and therefore, ...

In a recent article (‘The sample is wrong’, IE, July 7), Shamika Ravi, a member of the PM’s Economic Advisory Council, has argued that national surveys are based on unsound frameworks and ...