# Ordinal Data

> (Data|State) Management and Processing > Ordinal Data - Sorting problem Algorithm

### Table of Contents

## 1 - About

Ordinal data uses numerical categories that convey a meaningful order.

Natural order can be found in:

- Number. See ordinal number
- Text. [A to Z], … See Text - Order. Where each character symbol is assigned a number.
- Date. Example Epoch date implementation is a number

## 2 - Articles Related

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## 3 - Example

For instance, ordering data numerically (ranking):

- from largest to the smallest.
- from first to last

## 4 - Property

In a temperature scale, there is meaning to the values between the ordinal numbers (i.e. 1/2 degree can be interpreted)

## 5 - Measurement

The Ordinal Measurement involves collecting information in which the order is significant and is used to rank order cases. The name of this level is derived from the use of ordinal numbers