Statistics

Intro to Statistics, Descriptive and Inferential Statistics,

Statistics is the science of collection, presentation, analysis and interpretation of numeric data.

Statistics in plural sense:

In plural sense, the word “Statistics” refers to the aggregates of numerical facts collected for a specific purpose in any field of study.

For Example, statistics of births and deaths, statistics of imports and exports etc.

Statistics in singular sense:

In singular sense, the word “Statistics” refers to the science used in the collection, presentation, analysis and interpretation of numeric data.

Branches of Statistics:

There are two main branches of statistics:

  1. Descriptive Statistics
  2. Inferential Statistics

Descriptive Statistics

Descriptive Statistics deals with collection, presentation and analysis  of numeric data.

Inferential Statistics

Inferential Statistics deals with the methods that use sample results to help make decision about a population.