Data Types
==2024-12-23
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Theory
| Category | Data Type | Examples | Example Data |
|---|---|---|---|
| Structured Data | - | Spreadsheets, SQL databases | Student database: Name, Age, Grade |
| Unstructured Data | - | Text documents, images, videos | ”This is a text document,” image.jpg |
| Semi-structured | - | JSON files, XML files | {"name": "John", "age": 30} |
| Quantitative Data | Discrete | Number of students, books in a library | 25 students, 150 books |
| Continuous | Height, temperature, weight | 5.9 feet, 36.5°C, 70.5 kg | |
| Qualitative Data | Nominal | Colors (red, blue, green), types of animals | ”Red,” “Cat,” “Dog” |
| Ordinal | Rankings (1st, 2nd, 3rd), education levels | ”1st place,” “High,” “Medium” |