Which of the Following Statements Is True About Association Discovery

question 49

Multiple Choice

Which of the following statements is true about association discovery?

• A) It is a technique used to find correlations among sets of items.
• B) It is the process of grouping related records together on the basis of having similar values for attributes.
• C) It is the use of analytical techniques for extracting information from textual documents.
• D) It is a type of intelligent system that uses reasoning methods based on knowledge about a specific problem domain in order to provide advice.
• E) It makes sure that each table contains only attributes that are related to the entity.

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Definitions:

Contribution Margin Ratio

The percentage of revenue remaining after deducting variable costs, indicating how much revenue contributes towards covering fixed costs and generating profit.

Variable Costs

Expenses that fluctuate with the level of production output, such as raw materials and direct labor.

Fixed Costs

Expenses that remain constant in total amount irrespective of fluctuations in the activity level of a business, e.g., insurance premiums.

Composite Unit

A grouping of assets or costs that are combined and treated as a single unit for accounting or valuation purposes.