In the Relational Database Model, What Is a Person, Place

question 43

Multiple Choice

In the relational database model, what is a person, place, thing, transaction, or event about which information is stored?

• A) Entity
• B) Relationships
• C) Attribute
• D) Foreign Key

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Definitions:

Degrees Of Freedom

Refers to the count of independent pieces of information upon which a statistical estimate or calculation is based, crucial for determining the accuracy of such estimates.

Groups

Collections of subjects or items that are studied in experiments or observational research to understand common or differing characteristics.

Total N

In statistics, this refers to the total number of observations or individuals sampled in a study.

Expected Frequency

In statistics, it is the theoretical frequency of occurrence of an event based on the assumptions of a distribution model.