Unlike Data in Databases, Data in Data Warehouses Is

question 59

Multiple Choice

Unlike data in databases, data in data warehouses is:

• A)function oriented.
• B)raw transaction data.
• C)collected from a single source.
• D)used for analytical purposes.

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Definitions:

Unrelated

Not connected or relevant to something.

Prevalence

The percentage of people identified with a disease or condition at a given moment.

Incidence

a measure used in epidemiology to refer to the rate at which new cases of a disease or condition occur in a population over a specified period of time.

Correlation Coefficient

A statistical measure that describes the extent to which two variables change together and thus how well one variable predicts the other.