Data Flashcards

(5 cards)

1
Q

Data

A

The quantities, characters, or symbols on which operations are performed by a computer, being stored and transmitted in the form of electrical signals and recorded on magnetic, optical, or mechanical recording media

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2
Q

Aggregate

A

A whole formed by several elements

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3
Q

Aggregate Data

A

In statistics, aggregate data are data combined from several measurements. When data are aggregated, groups of observations are replaced with summary statistics based on those observations. In a data warehouse, the use of aggregate data dramatically reduces the time to query large sets of data.

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4
Q

Discovery Data

A

Data discovery, in the context of IT, is the process of extracting actionable patterns from data. The extraction is generally performed by humans or, in certain cases, by artificial intelligence systems.

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5
Q

Inference

A

A conclusion reached on the basis of evidence and reasoning.

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