This document outlines the key points that will be covered in the PHRM 523 lecture on biostatistics. It introduces the course objectives, which are to understand that biostatistics is relevant and useful, and to learn the statistical language. It then discusses the syllabus, communication processes, and questions that will be answered about research methodology, quantitative and qualitative research methods, how research questions can be confidently answered, the role of statistics in research, examples of different fields of statistics like biostatistics and pharmaceutical statistics, concepts of population and sample, and provides an example exercise on these topics.