# Why Statistics?

Statistics deals with collecting, organizing, analyzing and interpreting data for the purpose of making informed decisions. It is widely used in business, medicine, biological and social sciences, humanities, etc. For example, ** regression analysis** is used in business and economics to build predictiive models;

**(analysis of variance) is used to study data from comparitive experiments in medicine, agriculture, etc.; in biological sciences**

*ANOVA***is an important tool for taxonomy; etc. While these applications may seem intimidating, we use statistics everyday. For example, your car's fuel efficiency can be measured in terms of**

*cluster analysis***(measured in tems of**

*fuel economy**miles per gallon*) or

**(measured in terms of number of**

*fuel consumption**gallons consumed per every 100 miles*); your

**is a good indicator of how well you have performed on testing material in a course; insurance and finance industry use statistical tools to assess**

*course overall average score***...**

*risk*There are many other areas of study where statistical methods are used to analyze data and explore relationships between factors of interest. This course introduces fundamental concepts of statistics.

Here are some online resources for you to browse. Watch the linked video or read the article. Describe in your own words your perspective on learning statistics.