9781422271582

Retailers are some of the biggest users of big data.

2. Unstructured data consists of information that is not stored in a fixed format. It comes from documents, digital pictures and videos, audio transmissions, sensors, social media feeds, and unstructured content from the web (e.g., blogs and tweets).

There are five main qualities of data:

1. Value: the usefulness of the data 2. Variety: the different types of data

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Cool Career in Sci ence: Big Data Sp ecialists