Functions or Uses of Statistics
(1) Statistics helps in providing a better understanding and accurate description of nature’s phenomena.
(2) Statistics helps in the proper and efficient planning of a statistical inquiry in any field of study.
(3) Statistics helps in collecting appropriate quantitative data.
(4) Statistics helps in presenting complex data in a suitable tabular, diagrammatic and graphic form for an easy and clear comprehension of the data.
(5) Statistics helps in understanding the nature and pattern of variability of a phenomenon through quantitative observations.
(6) Statistics helps in drawing valid inferences, along with a measure of their reliability about the population parameters from the sample data.