# Statistics

**Statistics** analyzes numerical data in large quantities, especially for the purpose of inferring proportions in a whole from those in a representative sample.

## Deeper Knowledge on Statistics

### Arithmetic Mean

How to calculate the arithmetic mean of a number collection

### Interquartile Range (IQR)

How to find the interquartile range (IQR) of a number collection

### Machine Learning (ML)

Machine learning terms, processes, and methods

### Standard Deviation

How to define, find, and use the standard deviation

### Median

How to calculate the median of a collection of numbers

## Broader Topics Related to Statistics

### Math

Fun with numbers