# A Concise Introduction to Logic 13th edition

Patrick J. Hurley and Lori Watson
Publisher: Cengage Learning

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• Hurley Introduction to Logic 13e - Demo Course Pack

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• Chapter 1: Basic Concepts
• 1.1: Arguments, Premises, and conclusions (29)
• 1.2: Recognizing Arguments (41)
• 1.3: Deduction and Induction (35)
• 1.4: Validity, Truth, Soundness, Strength, Cogency (48)
• 1.5: Argument Forms: Proving Invalidity
• 1.6: Extended Arguments (10)

• Chapter 2: Language: Meaning and Definition
• 2.1: Varieties of Meaning (13)
• 2.2: The Intension and Extension of Terms (14)
• 2.3: Definitions and Their Purposes (26)
• 2.4: Definitional Techniques (29)
• 2.5: Criteria for Lexical Definitions (23)

• Chapter 3: Informal Fallacies
• 3.1: Fallacies in General (6)
• 3.2: Fallacies of Relevance (27)
• 3.3: Fallacies of Weak Induction (39)
• 3.4: Fallacies of Presumption, Ambiguity, and Illicit Transference (64)
• 3.5: Fallacies in Ordinary Language (40)

• Chapter 4: Categorical Propositions
• 4.1: The Components of Categorical Propositions (10)
• 4.2: Quality, Quantity, and Distribution (20)
• 4.3: Venn Diagrams and the Modern Square of Opposition (25)
• 4.4: Conversion, Obversion, and Contraposition (30)
• 4.5: The Traditional Square of Opposition (44)
• 4.6: Venn Diagrams and the Traditional Standpoint (16)
• 4.7: Translating Ordinary Language Statements into Categorical Form (40)

• Chapter 5: Categorical Syllogisms
• 5.1: Standard Form, Mood, and Figure (28)
• 5.2: Venn Diagrams (29)
• 5.3: Rules and Fallacies (29)
• 5.4: Reducing the Number of Terms (6)
• 5.5: Ordinary Language Arguments (10)
• 5.6: Enthymemes (20)
• 5.7: Sorites (12)

• Chapter 6: Propositional Logic
• 6.1: Symbols and Translation (56)
• 6.2: Truth Functions (41)
• 6.3: Truth Tables for Propositions (26)
• 6.4: Truth Tables for Arguments (19)
• 6.5: Indirect Truth Tables (31)
• 6.6: Argument Forms and Fallacies (25)

• Chapter 7: Natural Deduction in Propositional Logic
• 7.1: Rules of Implication I (21)
• 7.2: Rules of Implication II (21)
• 7.3: Rules of Replacement I (21)
• 7.4: Rules of Replacement II (21)
• 7.5: Conditional Proof (9)
• 7.6: Indirect Proof (9)
• 7.7: Proving Logical Truths (6)

• Chapter 8: Predicate Logic
• 8.1: Symbols and Translation
• 8.2: Using the Rules of Inference
• 8.3: Quantifier Negation Rules
• 8.4: Conditional and Indirect Proof
• 8.5: Proving Invalidity
• 8.6: Relational Predicates and Overlapping Quantifiers
• 8.7: Identity

• Chapter 9: Analogy and Legal and Moral Reasoning
• 9.1: Analogical Reasoning
• 9.2: Legal Reasoning
• 9.3: Moral Reasoning
• 9: Chapter Exercises (5)

• Chapter 10: Causality and Mill's Methods
• 10.1: "Cause" and Necessary and Sufficient Conditions
• 10.2: Mill's Five Methods
• 10.3: Mill's Methods and Sciences
• 10: Chapter Exercises (26)

• Chapter 11: Probability
• 11.1: Theories of Probability
• 11.2: The Probability Calculus
• 11: Chapter Exercises (22)

• Chapter 12: Statistical Reasoning
• 12.1: Evaluating Statistics
• 12.2: Samples
• 12.3: The Meaning of "Average
• 12.4: Dispersion
• 12.5: Graphs and Pictograms
• 12.6: Percentages
• 12: Chapter Exercises (16)

• Chapter 13: Hypothetical/Scientific Reasoning
• 13.1: The Hypothetical Method
• 13.2: Hypothetical Reasoning: Four Examples from Science
• 13.3: the Proof of Hypotheses
• 13.4: The Tentative Acceptance of Hypotheses
• 13: Chapter Exercises (13)

• Chapter 14: Science and Superstition
• 14.1: Distinguishing Between Science and Superstition
• 14.2: Evidentiary Support
• 14.3: Objectivity
• 14.4: Integrity
• 14.5: Concluding Remarks

A Concise Introduction to Logic is #1 in its market for good reason. In the thirteenth edition, Patrick Hurley and new co-author Lori Watson continue the lucid, focused, and accessible presentation of logic, both formal and informal. The WebAssign digital solution provides extensive, carefully sequenced autograded exercises that guide students toward greater proficiency with the skills they are learning. The exercises' range and volume allow self-pacing, so students can build skills methodically and work up to more difficult problems. WebAssign also features an online homework solution with nearly 2,000 problems, over 100 video clips covering difficult topics, and a complete eBook.

#### Features:

• Read It links under each question quickly jump to the corresponding section of the eBook.
• Living Logic videos, Learning Logic videos, and a Rules and Argument Forms Study Sheet will be available as textbook resources for students and instructors.

## Questions Available within WebAssign

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##### Question Availability Color Key
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Group Quantity Questions
Chapter Survey
Survey. 1
Chapter 1: Basic Concepts
1.1 29 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 I.030 IV.001 IV.002 IV.003 IV.004 IV.005 IV.006 IV.007 IV.008 IV.009 IV.010
1.2 41 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 I.030 I.032 I.033 I.035 III.003 V.001 V.002 V.003 V.004 V.005 V.006 V.007 V.008 V.009 V.010 VI.002 VI.003 VI.005 VI.006 VI.008 VI.009 VIII.001
1.3 35 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 I.030 III.001 III.002 III.003 III.004 III.005 III.006 III.007 III.008 III.009 III.010 III.011 III.012 III.013 III.014 III.015
1.4 48 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020 V.001 V.002 V.003 V.004 V.005 V.006 V.007 V.008 V.009 V.010 V.011 V.012 V.013 V.014 V.015
1.6 10 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015
Chapter 2: Language: Meaning and Definition
2.1 13 IV.002 IV.003 IV.005 IV.006 IV.008 IV.009 IV.011 IV.012 IV.014 IV.015 IV.017 IV.018 IV.020
2.2 14 I.001 I.002 I.003 I.004 II.001 II.002 II.003 II.004 II.005 II.006 II.007 II.008 II.009 II.010
2.3 26 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 III.001 III.002 III.003 III.004 III.005 III.006 III.007 III.008 III.009 III.010
2.4 29 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 III.001 III.002 III.003 III.004 III.005 III.006 III.007 III.008 III.009 III.010
2.5 23 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 I.030 I.032 I.033 I.035
Chapter 3: Informal Fallacies
3.1 6 I.002 I.003 I.005 I.006 I.008 I.009
3.2 27 I.002 I.003 I.005 I.006 I.007 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 II.001 II.002 II.003 II.004 II.005 II.006 II.007 II.008 II.009 II.010
3.3 39 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 II.001 II.002 II.003 II.004 II.005 II.006 II.007 II.008 II.009 II.010 III.002 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020 III.021 III.023 III.024 III.026 III.027 III.029 III.030
3.4 64 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 II.001 II.002 II.003 II.004 II.005 II.006 II.007 II.008 II.009 II.010 II.011 II.012 II.013 II.014 II.015 III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020 III.021 III.023 III.024 III.026 III.027 III.029 III.030 III.032 III.033 III.035 III.036 III.038 III.039 III.041 III.042 III.044 III.045 III.047 III.048 III.050
3.5 40 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 I.030 I.032 I.033 I.035 I.036 I.038 I.039 I.041 I.042 I.044 I.045 I.047 I.048 I.050 I.051 I.053 I.054 I.056 I.057 I.059 I.060
Chapter 4: Categorical Propositions
4.1 10 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015
4.2 20 I.002 I.003 I.005 I.006 I.008 II.002 II.003 II.005 II.006 II.008 III.002 III.003 III.005 III.006 III.008 IV.002 IV.003 IV.005 IV.006 IV.008
4.3 25 I.002 I.003 I.005 I.006 I.008 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015
4.4 30 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 II.01b II.01c II.01d II.02b II.02c II.02d II.03b II.03c II.03d III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020
4.5 44 I.002 I.003 I.005 I.006 I.008 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 III.002 III.003 III.005 III.006 III.008 III.009 IV.002 IV.003 IV.005 IV.006 IV.008 IV.009 IV.011 IV.012 IV.014 IV.015 IV.017 IV.018 IV.020 V.002 V.003 V.005 V.006 V.008 V.009 V.011 V.012 V.014 V.015
4.6 16 I.002 I.003 I.005 I.006 I.008 I.009 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015
4.7 40 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 I.030 I.032 I.033 I.035 I.036 I.038 I.039 I.041 I.042 I.044 I.045 I.047 I.048 I.050 I.051 I.053 I.054 I.056 I.057 I.059 I.060
Chapter 5: Categorical Syllogisms
5.1 28 I.002 I.003 I.005 II.002 II.003 II.005 II.006 II.008 II.009 III.002 III.003 III.005 III.006 III.008 III.009 IV.002 IV.003 IV.005 V.001 V.002 V.003 V.004 V.005 V.006 V.007 V.008 V.009 V.010
5.2 29 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 II.002 II.003 II.005 II.006 II.008 II.009 III.001 III.002 III.003 III.004 III.005 III.006 III.007 III.008 III.009 III.010
5.3 29 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 II.002 II.003 II.005 II.006 II.008 II.009 III.001 III.002 III.003 III.004 III.005 III.006 III.007 III.008 III.009 III.010
5.4 6 I.002 I.003 I.005 I.006 I.008 I.009
5.5 10 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015
5.6 20 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015
5.7 12 I.002 I.003 I.005 I.006 I.008 I.009 II.002 II.003 II.005 II.006 II.008 II.009
Chapter 6: Propositional Logic
6.1 56 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 I.030 I.032 I.033 I.035 I.036 I.038 I.039 I.041 I.042 I.044 I.045 I.047 I.048 I.050 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 II.017 II.018 II.020 III.001 III.002 III.003 III.004 III.005 III.006 III.007 III.008 III.009 III.010
6.2 41 I.002 I.003 I.005 I.006 I.008 I.009 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020 III.021 III.023 III.024 IV.002 IV.003 IV.005 IV.006 IV.008 IV.009 IV.011 IV.012 IV.014 IV.015
6.3 26 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 III.002 III.003 III.005 III.006 III.008 III.009
6.4 19 I.002 I.003 I.005 I.006 I.008 I.009 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 II.017 II.018 II.020
6.5 31 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 III.002 III.003 III.005 III.006 III.008 III.009
6.6 25 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.014 II.015 II.017 II.018 II.020
Chapter 7: Natural Deduction in Propositional Logic
7.1 21 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 II.017 II.018 II.020 III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020 III.021 III.023 III.024 IV.002 IV.003 IV.005 IV.006 IV.008 IV.009
7.2 21 I.002 I.003 I.005 I.006 I.008 I.009 II.002 II.003 II.005 II.006 II.008 II.009 III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020 III.021 III.023 III.024 III.026 III.027 III.029 III.030 IV.002 IV.003 IV.005 IV.006 IV.008 IV.009
7.3 21 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020 III.021 III.023 III.024 III.026 III.027 III.029 III.030 III.032 III.033 III.035 IV.002 IV.003 IV.005 IV.006 IV.008 IV.009
7.4 21 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020 III.021 III.023 III.024 III.026 III.027 III.029 III.030 III.032 III.033 III.035 III.036 III.038 III.039 III.041 III.042 III.044 III.045 IV.002 IV.003 IV.005 IV.006 IV.008 IV.009
7.5 9 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 II.002 II.003 II.005
7.6 9 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 II.002 II.003 II.005
7.7 6 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020
Chapter 8: Predicate Logic
8.1 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 I.030 I.032 I.033 I.035 I.036 I.038 I.039 I.041 I.042 I.044 I.045 I.047 I.048 I.050 I.051 I.053 I.054 I.056 I.057 I.059 I.060
8.2 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 II.002 II.003 II.005 II.006 II.008 II.009
8.3 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 II.002 II.003 II.005 II.006 II.008 II.009
8.4 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 II.002 II.003 II.005 II.006 II.008 II.009
8.5 I.002 I.003 I.005 I.006 I.008 I.009 II.002 II.003 II.005
8.6 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 I.021 I.023 I.024 I.026 I.027 I.029 I.030 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 II.017 II.018 II.020 III.002 III.003 III.005 III.006 III.008
Chapter 9: Analogy and Legal and Moral Reasoning
9.C 5 II.002 II.003 II.005 II.006 II.008
Chapter 10: Causality and Mill's Methods
10.C 26 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 I.017 I.018 I.020 II.002 II.003 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 III.002 III.003 III.005
Chapter 11: Probability
11.C 22 I.002 I.003 I.005 I.006 I.008 I.009 I.011 I.012 I.014 I.015 II.002 II.005 II.006 II.008 II.009 II.011 II.012 II.014 II.015 II.017 II.018 II.020
Chapter 12: Statistical Reasoning
12.C 16 II.002 II.003 II.005 III.002 III.003 III.005 III.006 III.008 III.009 III.011 III.012 III.014 III.015 III.017 III.018 III.020
Chapter 13: Hypothetical/Scientific Reasoning
13.C 13 V.002 V.003 V.005 V.006 V.008 V.009 V.011 V.012 V.014 V.015 V.017 V.018 V.020
Chapter 14: Science and Superstition
14 0
Total 1152 (278)