Abstract: For the reliability and general ability of the results of any epidemiological or medical research study, adequate number of study units is extremely important. Study of both less than needed ...

Equivalence tests often are used for demonstrating bioequivalence between two biopharmaceutical formulations, with the two one-sided test (TOST) being a common, regulator-accepted statistical method ...

ABSTRACT: Introduction: Severe acute malnutrition remains one of the most important causes of under-five mortality. In Cameroon, the northern regions have the highest prevalence, with 1.4% in the Far ...

Free WordPress Plugin: This sample size calculator enables you to calculate the minimum sample size and the margin of error. Learn about sample size, the margin of ...

ABSTRACT: The aim of this study is to determine the effect of cleaning chemicals on the health of cleaners in selected gas companies in the Bonny Island, Rivers State, Nigeria. This is a ...

When conducting research or performing a study, the sample size plays a crucial role in ensuring accurate and reliable results. A well-calculated sample size can help minimize bias and increase the ...

Sample size calculation is a crucial step in any research or observation study. It helps to determine the number of subjects required to achieve desired accuracy, power, and precision in our results.

One of the most important statistical analyses when designing animal and human studies is the calculation of the required sample size. In this review, we define central terms in the context of sample ...

You are about to do the fourth cycle of an audit for compliance to a particular program. From the previous three cycles, compliance rates have been around 75%, with ...