Biostatistics or Biometrics is a growing filed of statistics. The word Biometrics derived from two Greek Words Bios (Life) and Matron (measurement). Thus Biometrics means measurement of life. Biostatistics may be defined as the quantitative analysis of biological phenomena based on the concurrent development of theory and observation related by appropriate methods of statistical inference .Chapter-I is any introductory one. It contains the general introduction about Biostatistics.Chapter-II describes the various aspects of Bioassays such as meaning, history and structure of...