SCENARIO 12-6
the Following Excel Tables Are Obtained When "Score

question 55

Multiple Choice

SCENARIO 12-6
The following Excel tables are obtained when "Score received on an exam (measured in percentage points) " (Y) is regressed on "percentage attendance" (X) for 22 students in a Statistics for Business and Economics course. $$\begin{array}{l}\begin{array} { l r } \hline { \text { Regression Statistics } } \\\hline \text { Multiple R } & 0.142620229 \\\text { R Square } & 0.02034053 \\\text { Standard Error } & 20.25979924 \\\text { Observations } & 22 \\\hline\end{array}\\\begin{array} { l r r r l } \hline & \text { Coefficients } & \text { Standard Error } & \text { T Stat } & \text { P-value } \\\hline \text { Intercept } & 39.39027309 & 37.24347659 & 1.057642216 & 0.302826622 \\\text { Attendance } & 0.340583573 & 0.52852452 & 0.644404489 & 0.526635689 \\\hline\end{array}\end{array}$$
-Referring to Scenario 12-6, which of the following statements is true?

• A)14.26% of the total variability in score received can be explained by percentage attendance.
• B)14.2% of the total variability in percentage attendance can be explained by score received.
• C)2% of the total variability in score received can be explained by percentage attendance.
• D)2% of the total variability in percentage attendance can be explained by score received.

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Definitions:

Fetus

A prenatal human between the embryonic state and birth.

Ectoderm

The outermost layer of cells in the early embryo, giving rise to structures such as the skin, nails, and hair, as well as the nervous system.

Inner Cell Mass

A group of cells inside the early embryo that will eventually develop into the body of the organism.

Digestive System

The complex series of organs and glands responsible for the breakdown, digestion, and absorption of nutrients from food into the body.