The First Step in Database Design Is Defining a _____

question 29

Multiple Choice

The first step in database design is defining a _____, which determines how data is created, represented, organized, and maintained.

• A)data warehouse
• B)data mart
• C)data dictionary
• D)data model

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Definitions:

Least Squares Line

A line that minimizes the sum of the squares of the vertical distances of the points from the line, used in linear regression analysis.

Predicted Amount

A rephrased term for predicted values, indicating the numerical estimates generated by a predictive model.

Simple Linear Regression Model

A statistical method for understanding the relationship between two continuous variables by fitting a straight line to the observed data.

Y-Intercept

The point where a line or curve intersects the Y-axis of a graph, often representing the initial condition or value when all other variables are zero.