PHIL 120/99C DE Introduction to Logic and Critical Thinking
Winter 2013/2014, Term C (Jan. 6, 2014 Apr. 8, 2014)
Alexandre Korolev
E-mail: [email protected]
Course Description
This course provides a basic introduction to logic and critical reasoning. It is
Questions 15:
For each of the following arguments, identify the premises and the conclusion and place the argument
in standard form. Clearly write down the propositions that are premises and which are conclusions.
Question 1
It is right that men should va
1. Using the transformation rules of system P, prove the following argument to be valid:
(A V B) C, (C V D) (E V F), A & ~E /:. F
1. (A V B) C
2.
3.
4.
5.
6.
7.
8.
9.
Premise
(C V D) (E V F) Premise
A & ~E
Premise /:. F
A
Simp. 3
~E
Simp. 3
AVB
Add. 4
C
M
Module #7: More Examples
1. Suppose the propositions A, B, and C are as given below. Suppose further that A, B,
and C are all true. Determine the truth values of the formula of RP:
B
(A V C).
A = Plato was a student of Socrates, B = Aristotle was a stude
Discussion Questions Answer Key
1. Identify each of the following propositions as having the form A, E, I, or O, then
place it in standard categorical form. In each case, clearly indicate the subject and
the predicate terms.
2. Draw a Venn diagram represe
Module #4: Elementary Logic
Group Discussion Activity
1. Determine whether the following propositions are True [T] or False [F].
1) Some valid arguments have false conclusions. [T]
Example: Pr. 1: All people have 3 heads
Pr. 2: You are human
Conc.: Theref
Practice Quiz 2 Answer Key
Determine whether each of the following contains an Ad Populum, Ad Verecundiam, or Ad
Misericordiam argument. If yes, determine further whether it involves a corresponding fallacy. Answer
Y (Yes) or N (No) in the corresponding b
Module #7: Group Discussion Activity
Group Discussion Activity
1. Suppose the propositions A, B, and C are as given below. Suppose further that A, B,
and C are all true. Determine the truth values of each of the following formulas of RP.
A = Socrates is/w
Phil 120 008 Quiz 4 Answer Key
1) [1 point] Determine [ ] whether the following formula is a tautology, contingency,
or a contradiction in system P of classical propositional logic:
[(A B) & (B C)] & A] & ~C]
a) [
] Tautology
b) [
] Contingency
c) [ ] Con
Introduction
Chapter 2: The Debate
1. The Debate
2. Mill's Model of Debate
Exercise 2.1
3. A Critique of Mill's Model
4. The Ad Populum: Boosterism
5. The Ad Populum: Popularity
Exercise 2.2
6. The Ad Verecundiam
Exercise 2.3
7. Appeals to Mercy and Other
Introduction
Chapter 1: The Quarrel
1. Arguments, Fallacies, and Logic
Exercise 1.1
2. The Quarrel
Exercise 1.2
3. The Ad Baculum
Exercise 1.3
4. The Ad Hominem
Exercise 1.4
Arguments
Familiar Types of Argument(1)
Quarrels
Legislative debates
Labour negot
Discussion Activity
Instructions
Determine whether each of the following contains an Ad Ignorantiam argument. If yes,
determine further whether it involves an Ad Ignorantiam fallacy. Also indicate whether there is
the fallacy of complex questionpresent in
Discussion Activity
As part of the Discussion Activity 1 you are invited to discuss the questions from the DA 1
Problem set (below) among yourselves within your assigned small discussion group and come
up with consensus answers to each of the questions. W
Course Introduction
Welcome to PHIL 120 DE: Introduction to Logic and Critical Thinking! This course provides a
basic introduction to logic and critical reasoning. It is designed to equip the students with the
various tools and concepts needed to deal wit
Module #9: Inductive Logic and Scientific Reasoning
Group Discussion Activity
1. Given a standard deck of fifty-two playing cards containing four suits (two of which,
clubs and spades, are black, and two of which, diamonds and hearts, are red),
calculate
https:/www.coursehero.com/file/p7aatn/premises-to-be-true-then-necessarily-itll-make-the-1-stpremise-false-3-p-q-p-V/ (NEVER MInd this is MOdULe 4)
https:/www.coursehero.com/sitemap/schools/62891University-of-British-Columbia/courses/1755214-PHIL120/
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6.1
Introduction
Chapter 6: Formal Deductive Systems
1. Formal Systems
2. System P
Exercise 6.1
3. Working in System P
Exercise 6.2
4. Evaluating System P
Exercise 6.3
6.2
Idea of Proof
The Idea of a Proof >
Given A and (A (B C), can we prove C?
Basic Ide
10.1
Chapter 10: Inductive Logic and Scientific
Reasoning
1. Induction: Narrow and Wide
2. Inductive Logic
Exercise 10.1
3. The Elements of Probability Theory
Exercise 10.2
4. Hasty Generalization and Related Fallacies
5. A Causal Fallacy
6. Causal Reason
Exercise 1.1
1. Recall (p. 4) that a proposition is something that is true or false: (a) Yes (f) Yes (b) Yes (g) Yes (c) Yes (h) No (d) No (i) Yes (e) Yes (j) Yes
2. Recall (p. 2) that premisses give the evidence offered in support of a conclusion: (a) No
Module #5: Group Discussion Activity Answer Key
1. For each of the following propositional form, decide whether the propositions under
it are uniform substitution instances of that form. If yes, choose Y, if not, choose N.
1) p ~q
a) A ~ A
[Y]
Proof: Mak
Questions
1. UFO's exist because their non-existence has not been proven
beyond a shadow of doubt in a scientifically approved way.
1. Ad Ignorantiam argument?
2. Ad Ignorantiam fallacy?
3. Fallacy of complex questions?
2. In spite of all the talk, not a