A Regression and Correlation Analysis Resulted in the Following Information

question 116

Multiple Choice

A regression and correlation analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x) . $$\begin{array} { l l } \Sigma x = 90 & \sum \left( y - \frac { y } { ) } \right) ( x - x ) = 466 \\\Sigma y = 170 & \Sigma ( x - ) ^ { 2 } = 234 \\n = 10 & \Sigma \left( y - y ^ { 2 } = 1434 \right. \\\mathrm { SSE } = 505.98 &\end{array}$$ The least squares estimate of the slope or b₁ equals

• A) .923.
• B) 1.991.
• C) -1.991.
• D) -.923.

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Definitions:

Conscientiousness

An attribute of being attentive, meticulous, and having the motivation to perform a task effectively.

Low Key

Describes a manner or approach that is deliberately understated or low in intensity, often to avoid attracting attention or to maintain a relaxed atmosphere.

Deliberate

Intended or planned, a process or action carried out with conscious intent and careful consideration.

Extraversion

A personality trait characterized by outgoingness, high energy, and a tendency to seek stimulation and the company of others.