1. Mathematical Basis: Biostatistics is a subject that applies the principles and methods of mathematical statistics to analyze and study data in the field of biology. Mathematical basis is one of the important subjects of biostatistics, including advanced mathematics, linear algebra, probability theory and mathematical statistics.
2. Biostatistics: Biostatistics is the core subject of biostatistics postgraduate entrance examination, which mainly involves the collection, collation, analysis and interpretation of biological data, including experimental design, random sampling, data distribution, hypothesis testing, variance analysis and regression analysis.