Consider the Following Partial Computer Output for a Multiple Regression

question 193

Multiple Choice

Consider the following partial computer output for a multiple regression model.
$$\begin{array} { l l l } \text { Predictor } & \text { Coefficient } \left( \mathrm { b } _ { \mathrm { i } } \right) & \text { Standard Dev } \left( \mathrm { s } _ { \mathrm { b } } \right) \\\text { Constant } & 99.3883 & \\\mathrm { X } 1 & - 0.007207 & 0.0031 \\\mathrm { X } 2 & 0.0011336 & 0.00122 \\\mathrm { X } 3 & 0.9324 & 0.373 \\& & \\\text { Analysis of Variance } & & \mathrm { SS } \\\text { Source } & \underline { \text { df } } & 31.308 \\\text { Regression } & 3 & 9.378 \\\text { Error (residual) } & 16 &\end{array}$$
-What is the total sum of squares (total variation) ?

• A)40.686
• B)31.308
• C)9.378
• D)9.324
• E)5.861

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Definitions:

Fort Wagner

A fortification on Morris Island in South Carolina that was the site of an important battle during the American Civil War, known for the valiant charge of the 54th Massachusetts Volunteer Infantry, one of the first major African American units in the U.S. Army.

Integrated Regiment

A military unit consisting of soldiers from different races or backgrounds, combined to serve together as one entity.

Nation-State

A sovereign political entity characterized by a defined territory, permanent population, a government, and the capacity to enter into relations with other states.

Otto Von Bismarck

A Prussian statesman who orchestrated the unification of Germany in the late 19th century and served as its first chancellor.