Categorical Variable: the variable whose values can be put into categories (groups). Cluster Sampling: a researcher divides the population into clusters. Then, a simple random sample of the clusters ...

The World Health Organization (WHO) warns that air pollution is of great concern and impacts health in many ways. To better the situation, it’s necessary to focus on air quality. However, when ...

Adolescents and young adults with diverse sexual and gender identities bear a disproportionate burden of health adversities.1 ...

Understanding various research study designs and methods is crucial for postgraduate students aiming to produce high-quality, impactful research. This resource delves into the fundamentals of research ...

In the review, which was published by the Science of the Total Environment journal, a team led by the University of Surrey concluded that the most effective way to collect and detect airborne ...