A Regression Model with One Independent Variable, X₁, Resulted in an SSE

question 35

Short Answer

A regression model with one independent variable, x₁, resulted in an SSE of 50. When a second independent variable, x₂, was added to the model, the SSE was reduced to 40. At α = .05, determine if x₂ contributes significantly to the model. The sample size for both models was 30.

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Definitions:

Employee Perform

A measure of how well an employee carries out their job duties and responsibilities, typically factoring in efficiency, effectiveness, and alignment with organizational goals.

Training

The process of enhancing one’s skills, knowledge, and competencies through various forms of learning and education.

Competencies

Competencies are a set of defined behaviors, skills, knowledge, and abilities that are required for effective performance in a job role or task.

Effective Performers

Individuals who consistently achieve or surpass their goals through skills, competencies, and behaviors that contribute notably to organizational success.