Course Credit by Examination Information
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PHIL 120 - Principles of Reasoning
Four Quarter Hours

JB
4/07

I. PREREQUISITES
None; this course satisfies the Tier I Mathematics requirement for Ohio University students.

II. COURSE DESCRIPTION
This course covers three basic areas of Logic:

  • the Logic of the Categorical Syllogism (so-called "Aristotelian Logic," named after Aristotle, its inventor);
  • Informal Logic, the study of the everyday mistakes or fallacies many of us make when we argue;
  • the system of Propositional Logic, in which you will learn to symbolize the propositions composing arguments and determine in a rule-governed way whether the argument is valid.

In addition to these three areas, you need to master the basic concepts or language of logic. The sections below describe in detail the material that will be covered on the examination.

III. TEXTBOOK AND SUPPLIES
ISBN-13  9780495168690  Hurley, Patrick, A Concise Introduction to Logic, 9th ed (with Burch Study Guide and multimedia CD), Ohio University custom edition, Wadsworth Publishing Company, 2006

This textbook is available only from EdMap.

The Study Guide portion of the textbook contains many answers to the problems in the Hurley text, as well as additional problems you may want to do, and further explanations of the material. So, if you get stuck on something in Hurley, be sure to look at Burch's treatment for help.

The multimedia CD contains additional audio files and animations to illustrate the concepts presented in the textbook, as well as additional exercises.

...available from EdMap's distance-learning online bookstore.

STUDENTS ARE STRONGLY ADVISED NOT TO BUY TEXTBOOKS UNTIL REGISTERED IN COURSES AS REQUIRED ADDITIONS CAN CHANGE WITHOUT NOTICE.

IV. PREPARING FOR THE EXAMINATION - A PLAN OF ATTACK
The following is a suggested method for preparing for the examination:

(1) Consult the list on the next page to see what sections of Hurley are to be read for each lesson;
(2) Read these, then read the related sections in Burch (which pages of Burch you should read will be obvious as you go along);
(3) Work most or all of the exercises from the given sections for which the answers are provided in either Hurley or Burch;
(4) Continue to the next unit.

Good luck—I hope it goes easily for you. I teach this course on the Athens campus in a "self-paced" system, in which the students learn the material on their own for the most part. So I know that these books explain things clearly enough and provide enough exercises to work well in the context of independent study.

Lessons Covered in Philosophy 120

Lesson
Topic
Assignment in Hurley
(Chapter and Section)
1
Recognizing Arguments 1.1 and 1.2
2
Deduction, Induction, Validity, Soundness 1.3 - 1.6
3
Informal Fallacies 3.1 - 3.5
4
Categorical Propositions 4.1 and 4.2
5
Categorical Syllogisms 5.1
6
Reducing Number of Terms; Standard Form 5.4 and 5.5 (4.4 and 4.6 are recommended)
7
Venn Diagrams and Rules 4.3, 5.2 and 5.3
8
Symbolization for Propositional Logic 6.1 and 6.2
9
Truth Tables 6.3, 6.4 and 6.5
10
Rules of Implication for Propositional Logic 7.1 and 7.2
11
Rules of Replacement 7.3 and 7.4
12
Conditional Proof 7.5
13
Indirect Proof 7.6 and 7.7

V. NATURE OF THE EXAMINATION
The examination covers all of the material assigned above, including basic concepts and logical techniques. You will have two hours to complete the examination. All materials will be provided; you are not permitted to use textbooks, notes, or supplementary aids.

VI. GRADING
The examination is worth 100 pts, distributed over 36 questions according to the significance of the material. Your grade will be based on the following scale:

A
A-
B+
B
B-
C+

= 91 - 100
= 88 - 90
= 85 - 87
= 81 - 84
= 78 - 80
= 75 - 77

  C
C-
D+
D
D-
F
= 71 - 74
= 68 - 70
= 65 - 67
= 61 - 64
= 58 - 60
=   0 - 57
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