A Regression and Correlation Analysis Resulted in the Following Information

question 68

Multiple Choice

A regression and correlation analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x) . $$\begin{array} { l l } \Sigma x = 90 & \sum \left( y - \frac { y } { x } \right) \left( x - { } ^ { x } \right) = 466 \\\Sigma y = 170 & \sum ( x - ) ^ { 2 } = 234 \\n = 10 & \Sigma \left( y - y ^ { 2 } \right) ^ { 2 } = 1434 \\\mathrm { SSE } = 505.98 &\end{array}$$ The coefficient of determination equals

• A) .6472.
• B) .3528.
• C) .8045.
• D) .5490.

---

Definitions:

Workflow

A set of tasks, procedural steps, organizations or people involved, required input and output information, and tools needed for each step in a business process.

Collaboration

The action of working with someone to produce or create something, often seen in work environments and creative projects.

Telecommuting

A work arrangement in which employees do not commute to a central place of work, instead working remotely, often from home, using the internet.

Visibility

Refers to the extent to which a company's actions or a system's operations are accessible and understandable by relevant stakeholders.