Statistics may be divided into two main branches:
(1) Descriptive Statistics:
For Example: Industrial statistics, population statistics, trade statistics etc… Such as businessman make to use descriptive statistics in presenting their annual reports, final accounts, bank statements.
(2) Inferential Statistics:
For Example: Suppose we want to have an idea about the percentage of illiterates in our country. We take a sample from the population and find the proportion of illiterates in the sample. This sample proportion with the help of probability enables us to make some inferences about the population proportion. This study belongs to inferential statistics.