Learning analytics for better learning content | Ed Tech Now
We thought you needed:
- large quantities of data (volume);
- varied sources of data (variety);
- semantically meaningful data (which is a similar to validity), the latter being about accuracy and the former being about having a meaningful standard in the first place, against which that accuracy can be measured. This is a complex topic which touches on structured, unstructured and semi-structured data which deserves another article in the future.