Biostatistics is the application of statistical reasoning to the biological sciences, and it provides the key to unlocking research data and evidence published in the scientific literature. Biostatistics can assist in determining the most effective strategy to treat populations. The purpose of epidemic control is to not only determine the best technique to treat an affected person, but also to limit the spread of the disease throughout the population. Every public health researcher requires to grasp biostatistics because it provides a set of precise tools for drawing meaningful inferences from data. To deal with outbreaks of infectious diseases like Ebola and COVID-19, public health officials, health care workers, and the scientific community rely on accurate and timely data.