Role of Statistics starts when we are interested in getting information from the data we are having. Making research we can generate data. But most of the time looking simply at the data it is very much tough to draw any conclusion. On analysing data we can get information. this information help in drawing conclusions and also helps in taking useful decisions. Data in the real world subjected to have errors. Only statistical analysis is feasible for error affected data, because when there the question of erroneous data comes in most case Mathematics (rather say Non-statistical mathematics??) fails. Nobdody can ignore the role of statistics in modern world. In present days theory of statistics is applied in every field of science say it is medical science, agricultural science physiology, geology or any other science.
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Statistics have a very crucial role in science. They are commonly used for research and data analysis in various projects in numbers. They can be used to interpret data and make future predictions.
Statistics is used to design the experiment (what type of data needs to be obtained and how much), then statistics is used to analyze the data (make inferences and draw conclusions).
It ensures progress & helps in narrowing our focus by eliminating the non-promising areas
descritive statistics
It can help to create the statistics. Sometimes it is difficult to know the statistics are there if you do not see them on the computer.