A logic flowchart of deductive and inductive reasoning, deductive validity, inductive strength, sound arguments and cogent arguments. Examples are given for deductive vs inductive reasoning, valid vs invalid reasoning, strong vs weak reasoning, sound vs unsound reasoning, and cogent vs uncogent reasoning. PDF of the chart available here:
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0:00 Introduction
0:20 Deductive Reasoning (Deduction)
0:51 Inductive Reasoning (Induction)
1:16 Review of Deductive and Inductive Reasoning (Deduction vs. Induction)
1:41 Invalid Reasoning (Deductive Invalidity)
2:30 Valid Reasoning (Deductive Validity)
3:06 Weak Reasoning (Inductively Weak Arguments)
3:43 Strong Reasoning (Inductively Strong Arguments)
4:30 Review of Deductive Validity and Inductive Strength
5:49 Two ways an argument can go wrong
6:24 Deductive Unsoundness (Deductively Unsound Arguments)
6:46 Deductive Soundness (Deductively Sound Arguments)
6:59 Inductive Uncogency (Inductively Uncogent Arguments)
7:33 Inductive Cogency (Inductively Cogent Arguments)
7:55 Overview of logic flowchart
Further Reading
Paul Herrick, Introduction to Logic
Chapter 3: "The Basic Types of Argument”
Chapter 4, “How to Evaluate a Deductive Argument”
Ch. 5, "How To Evaluate an Inductive Argument"
Internet Encyclopedia of Philosophy, “Deductive and Inductive Arguments”: [ Ссылка ]
Music: Magic Scout Cottages by Kevin MacLeod
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