Which Is Not a Characteristic of a Data Warehouse

question 61

Multiple Choice

Which is not a characteristic of a data warehouse?

• A)Data are organized by subject,such as customer,vendor,or product.
• B)Data are coded in a consistent manner.
• C)Data are kept for many years to be used for identifying trends,forecasting,and comparisons over time.
• D)Most applications of data warehousing are in real-time.

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Definitions:

Correlation Coefficient

A statistical measure that calculates the strength of the relationship between two variables.

Independent Variable

A variable in scientific research that is manipulated or changed to observe its effect on a dependent variable.

Continuous

Refers to data or a variable that can take on any value within a given range, not restricted to discrete values.

Scatterplot

A type of graph used in statistics to display values for two variables for a set of data, revealing any correlational patterns.