A Multiple Regression Model Has the Form

question 68

Multiple Choice

A multiple regression model has the form
As x₁ increases by 1 unit (holding x₂ constant) ,y is expected to

• A)increase by 9 units
• B)decrease by 9 units
• C)increase by 2 units
• D)decrease by 2 units

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Definitions:

Independent Variables

Variables in an experiment or statistical model that are manipulated or categorized to determine their effect on dependent variables.

Multiple Regression

A method in statistics that establishes the correlation between a dependent variable and multiple independent variables.

Multiple Regression Analysis

An advanced statistical technique used to predict the outcome of a dependent variable based on the changes in multiple independent variables.

Independent Variables

Variables in an experiment or observational study that are manipulated or categorized to observe their effect on dependent variables.