When Performing the Identification of Primary Keys,ideally,primary Keys Should Be

question 5

Short Answer

When performing the identification of primary keys,ideally,primary keys should be _______ and _________.

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Definitions:

Variable

An attribute or characteristic that can assume different values among subjects in a study or items in a data set, each potentially impacting outcomes.

Least Squares Estimates

Statistical estimates obtained by minimizing the sum of the squared differences between observed and predicted values in regression analysis.

Simple Linear Regression

A statistical method that models the linear relationship between a single independent variable and a dependent variable by fitting a linear equation to observed data.

Slope

The rate of change in the variable on the y-axis per unit change in the variable on the x-axis in a linear equation.