Because of the Need to Know the Functional Dependencies in a Database,it

question 48

Multiple Choice

Because of the need to know the functional dependencies in a database,it is a good idea to create a(n) ________.

• A)conceptual schema
• B)internal schema
• C)dependency graph
• D)table-relationship diagram
• E)entity-relationship diagram

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Definitions:

Simple Linear Regression

A quantitative approach that models the correlation between one independent variable and a dependent variable by adapting a linear equation based on the data collected.

Deterministic Model Equation

An equation representing a model where the output is directly determined by the parameter values and initial conditions, without any randomness.

Dependent Variable

The factor in a study or experiment that changes in response to alterations in the independent variable.

Independent Variable

A variable in an experiment or study that is manipulated or controlled by the researcher to test its effect on the dependent variable.