Statistics is widely used in the modern days. Whenever and wherever a mass of figures requires systematic study to draw inferences, or test hypothesis, statistics has its role to play. Statistics and statistical data are invaluable in proper understanding of various economic issues and help in testing theories and drawing conclusions based on the collected facts.
Statistics has a particular role to play in economic planning since data has to be collected for various components of the economy. Suitable information has to be collected regarding population, unemployment figures, poverty ratio, growth in production, etc. The evaluation of development of the economy would be impossible without statistical data.