Instruction 12 $\text { Regressing average grade on university entrance exam score }$

question 200

Multiple Choice

Instruction 12.32
It is believed that average grade (based on a four-point scale) should have a positive linear relationship with university entrance exam scores. Given below is the Microsoft Excel output from regressing average grade on university entrance exam scores using a data set of eight randomly chosen students from a large university.
$\text { Regressing average grade on university entrance exam score }$

$\text { Regression statistics }$
$\begin{array}{|l|l|}\hline\text { MultipleR } & 0.7598 \\\hline \text { R Square } & 0.5774 \\\hline \begin{array}{l}\text { Adjusted R } \\\text { Square }\end{array} & 0.5069 \\\hline \text { Standard Error } & 0.2691 \\\hline \text { Observations } & 8\\\hline\end{array}$

$\text { ANOVA }$
$\begin{array}{|l|l|l|l|l|l|}\hline & d f & 55 & M S & F & \begin{array}{l}\text { Significance } \\F\end{array} \\\hline \text { Regression } & 1 & 0.5940 & 0.5940 & 8.1986 & 0.0286 \\\hline \text { Residual } & 6 & 0.4347 & 0.0724 & & \\\hline \text { Total } & 7 & 1.0287 & & & \\\hline\end{array}$

$\begin{array}{|l|l|l|l|l|l|l|}\hline & \text { Coefficients } & \begin{array}{l}\text { Standard } \\\text { Error }\end{array} & \text { tStat } & \text { p-value } & \text { Lower 95\% } & \text { Upper 95\% } \\\hline \text { Intercept } & 0.5681 & 0.9284 & 0.6119 & 0.5630 & -1.7036 & 2.8398 \\\hline \begin{array}{l}\text { University } \\\text { entrance exam } \\\text { score }\end{array} & 0.1021 & 0.0356 & 2.8633 & 0.0286 & 0.0148 & 0.1895 \\\hline\end{array}$
-Referring to Instruction 12.32,the value of the measured test statistic to test whether there is any linear relationship between average grade and university entrance exam score is

• A) 2.8633.
• B) 0.7598.
• C) 0.0356.
• D) 0.1021.

---

Definitions:

Child and Dependent Care Credit

A tax credit in the U.S. for qualified expenses paid for the care of children under 13 or disabled dependents, enabling the taxpayer to work or look for work.

Qualified Day Care

A childcare facility meeting specific regulatory standards and qualifications, which expenses for may be deductible or eligible for specific tax credits.

Retirement Savings Contributions Credit

A tax credit also known as the "Saver's Credit," aimed at encouraging low- and moderate-income individuals to make retirement contributions.

Head of Household

A filing status for individual US taxpayers who are unmarried and pay more than half the cost of keeping up a home for themselves and a qualifying person.