Instruction 10-5
to Test the Effectiveness of a Business School

question 3

Short Answer

Instruction 10-5
To test the effectiveness of a business school preparation course,8 students took a general business test before and after the course.The results are given below.
$$\begin{array} { c c c } \text { Student } & \begin{array} { c } \text { Exam Score } \\\text { Before Course (1) }\end{array} & \begin{array} { c } \text { Exam Score } \\\text { After Course (2) }\end{array} \\\hline { 3 - 3 } 2 & 530 & 670 \\2 & 690 & 770 \\3 & 910 & 1,000 \\4 & 700 & 710 \\5 & 450 & 550 \\6 & 820 & 870 \\7 & 820 & 770 \\8 & 630 & 610\end{array}$$
-Referring to Instruction 10-5,the calculated value of the test statistic is ________.

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Definitions:

Sarbanes-Oxley Act

A U.S. law enacted in 2002 to protect investors by improving the accuracy and reliability of corporate disclosures, following major financial scandals.

Financial Reports

Documents that detail the financial health and performance of a business, including balance sheets, income statements, and cash flow statements.

Rent Expired

The portion of the rental period that has elapsed or the cost of rent that has been used up over a specific accounting period.

Accounting Period

A specific time span for which financial records are maintained and reported, such as a fiscal year or quarter.