A biostatistician is a professional who applies statistical methods to analyze data related to health and biology. They play a crucial role in designing studies, collecting data, and interpreting results, often in fields like medicine, public health, and environmental science. Their work helps researchers understand patterns and relationships in health-related data, which can inform decisions and policies. Biostatisticians often collaborate with scientists, epidemiologists, and healthcare professionals to ensure that studies are statistically sound. They may work on clinical trials, epidemiological studies, or health surveys, using software tools to manage and analyze large datasets. Their expertise is essential for drawing valid conclusions from complex biological data.