Applied statistics is the ‘use of statistics and statistical theory in real-life situations’. The impact of statistics profoundly affects society today. Statistics is a very practical discipline, concerned about real problems in the real world. Statistical tables, survey results and the language of probability are used with increasing frequency by the media. Statistics also has a strong influence on physical sciences, social sciences, engineering, business and industry. The improvements in computer technology make it easier than ever to use statistical methods and to manipulate massive amounts of data.
Applied statistician apply their knowledge of statistical methods to a variety of subject areas, such as: bioinformatics, biology (biostatistics or biometrics), climatology, computing or computer science, economics (econometrics), finance (financial statistics), psychology (psychometrics), physics (statistical physics is a modern discipline in physics), health industry (medical statistics), marketing, education and engineering.