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Question 1

Data

Answer 1

Individual facts, statistics, or info.
Or, a set of values with qualitative or quantitative variables about persons or objects.

Question 2

Datum

Answer 2

A single value of a single variable.

Question 3

Structured vs Unstructured Data

Answer 3

Stored in a defined format with features stored in columns and instances in rows, vs lacking any kind of format.

Question 4

Data Science

Answer 4

Field focused on discovering patterns in data.

Question 5

Three V’s of Data

Answer 5

Volume - size of dataset
Velocity - rate of growth of dataset
Variety - differences in structure and format