Instruction 12-6
the Following Microsoft Excel Tables Are Obtained When

question 58

Multiple Choice

Instruction 12-6
The following Microsoft 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.
$$\begin{array}{l}\begin{array} { | l | r | } \hline { \text { Regression Statistics } } \\\hline \text { Multiple R } & 0.142620229 \\\hline \text { R Square } & 0.02034053 \\\hline \text { Adjusted R Square } & - 0.028642444 \\\hline \text { Standard Error } & 20.25979924 \\\hline \text { Observations } & 22 \\\hline\end{array}\\\begin{array} { | l | r | r | l | l | } \hline & \text { Coefficients } & \text { Standard Error } & { \text { T Stat } } & \text { P-value } \\\hline \text { Intercept } & 39.39027309 & 37.24347659 & 1.057642216 & 0.302826622 \\\hline \text { Attendance } & 0.340583573 & 0.52852452 & 0.644404489 & 0.526635689 \\\hline\end{array}\end{array}$$
-Referring to Instruction 12-6,which of the following statements is true?

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

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