TABLE 10-5 To Test the Effectiveness of a Business School Preparation Course

question 153

Multiple Choice

TABLE 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.
Exam Score Exam Score
Student Before Course (1) After Course (2)
1 530 670
2 690 770
3 910 1,000
4 700 710
5 450 550
6 820 870
7 820 770
8 630 610
-Referring to Table 10-5, the number of degrees of freedom is

• A) 14.
• B) 13.
• C) 8.
• D) 7.

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Definitions:

Hypothetical Syllogism

A logical argument with two conditional statements followed by a conclusion that infers from the antecedent of one statement to the consequence of the other.

Categorical Syllogism

A form of deductive reasoning consisting of three propositions: a major premise, a minor premise, and a conclusion, each of which states something about categories of things.

Hypothetical

Based on or serving as a hypothesis, a supposed but unproven premise or supposition used as the basis for further reasoning.

Disjunctive

A logical term referring to a choice between alternatives, often expressed in the format "A or B".