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  2. Argumentation theory - Wikipedia

    en.wikipedia.org/wiki/Argumentation_theory

    Whereas theoretical arguments make inferences based on a set of principles to arrive at a claim, practical arguments first find a claim of interest, and then provide justification for it. Toulmin believed that reasoning is less an activity of inference, involving the discovering of new ideas, and more a process of testing and sifting already ...

  3. File:Joan Baez performs We Shall Overcome Feb 09 2010.ogv

    en.wikipedia.org/wiki/File:Joan_Baez_performs_We...

    English: Joan Baez performs "We Shall Overcome" Feb 09 2010 at the White House in front of President Obama. this page indicates the work has been given a CC attribution 3 licence. Conversion from MP4 by Major Bloodnok

  4. File:Joan Baez performs We Shall Overcome Feb 09 2010.webm

    en.wikipedia.org/wiki/File:Joan_Baez_performs_We...

    We shall overcome; Usage on cy.wikipedia.org Joan Baez; Usage on da.wikipedia.org Joan Baez; Usage on de.wikipedia.org We Shall Overcome; Usage on es.wikipedia.org Joan Báez; We shall overcome; Usage on eu.wikipedia.org We Shall Overcome; Usage on fa.wikipedia.org ما بر آن غلبه می‌کنیم; Usage on fi.wikipedia.org We Shall Overcome

  5. Plausible reasoning - Wikipedia

    en.wikipedia.org/wiki/Plausible_reasoning

    Inference using vague concepts. Inferences that involve reasoning near the boundaries of a vague concept are often uncertain. 8. Finding expected utility. This is the problem of choosing between actions whose consequences are uncertain. In such a case, a choice may be made based on the likelihoods of the various outcomes with their desirability. 9.

  6. Psychology of reasoning - Wikipedia

    en.wikipedia.org/wiki/Psychology_of_reasoning

    Other investigations of propositional inference examine how people think about disjunctive alternatives, e.g., A or else B, and how they reason about negation, e.g., It is not the case that A and B. Many experiments have been carried out to examine how people make relational inferences, including comparisons, e.g., A is better than B. Such ...

  7. Empirical evidence - Wikipedia

    en.wikipedia.org/wiki/Empirical_evidence

    A thing is evidence for a proposition if it epistemically supports this proposition or indicates that the supported proposition is true. Evidence is empirical if it is constituted by or accessible to sensory experience. There are various competing theories about the exact definition of the terms evidence and empirical. Different fields, like ...

  8. Problem of induction - Wikipedia

    en.wikipedia.org/wiki/Problem_of_induction

    In inductive reasoning, one makes a series of observations and infers a claim based on them. For instance, from a series of observations that a woman walks her dog by the market at 8 am on Monday, it seems valid to infer that next Monday she will do the same, or that, in general, the woman walks her dog by the market every Monday.

  9. Circumstantial evidence - Wikipedia

    en.wikipedia.org/wiki/Circumstantial_evidence

    The common metaphor for the strongest possible evidence in any case—the "smoking gun"—is an example of proof based on circumstantial evidence. [5] Similarly, fingerprint evidence, videotapes, sound recordings, photographs, and many other examples of physical evidence that support the drawing of an inference, i.e., circumstantial evidence ...