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Questions tagged [inference]

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Can someone explain why this immediate inference is valid?

everyone. Thank you very much in advance for any help you can give me with this issue. I'm enrolled in an Introduction to Logic course, and we're currently working on Categorical Propositions. I've ...
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0answers
35 views

Are erotetic logic circles as problematic as assertoric ones?

Andrzej Wiśniewski is a logician who has written much on the topic of erotetic inference. Here is an example of his work. Now, without dwelling too much on the particulars of his analysis, let us ...
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0answers
48 views

The structure of the epistemic regress

I just read this essay on coherentism, and it resonated with a question I have about reconciling foundationalism, coherentism, and infinitism. The gist of the essay is that there are graph-theoretic ...
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4answers
97 views

Deductively valid arguments and situations

In book 'Logic: A Very Short Introduction', Graham Priest has quote about deductively valid arguments. Here is one problem. Assuming that the account is correct, to know that an inference is ...
1
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1answer
62 views

According to logic and argumentation theory, how does one build strong arguments?

I'm very new to philosophy and the formal study of argumentation. In every essay so far, I've argued against a thesis. I attack the validity or strength of premises and the soundness or strength of ...
2
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1answer
84 views

Are inferences in everyday life often combinations of inductive, deductive and other possible methods of inference?

Logicians have distilled methods of inference into some fundamental kinds like deduction and induction. In everyday conversation, though, we are constantly making inferences both inductively and ...
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0answers
22 views

Does the Multiverse Undermine argumente based on statistical inference? [duplicate]

In the last fifty years, eminent physicists have discovered that the physical parameters of our universe are fine tuned, which means that a slight change in these parameters would render life as we ...
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10answers
3k views

How can we overcome the challenge of the anti statistical philosopher?

Conventional statistical inference has been strongly challenged by the anti statistical philosopher who uses the following example: Imagine a man. Imagine that every time a man opens his front door ...
0
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1answer
120 views

Is a model of inference needed for reasoning?

In logic we can't make any deductions without rules of inference, predicates, and formulas. In probability/statistic we can't make any inferences without assuming some probabilistic model which might ...
3
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1answer
129 views

Which of common rules of inference are rejected on some philosophical grounds?

My question is: is there a mathematical or philosophical basis for rejecting any of the following rules of inference? If yes, then what is the argument for rejecting any of them? I am asking this ...
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0answers
107 views

Reasoning for deductive inference?

I got a quiz today in my classroom. I need to say True or False to the following: Deductive inferences are typically based on unfounded assumptions. For the valid deductive inference, the conclusion ...
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2answers
107 views

Incorrect statement in Suppes' Introduction to Logic

Chapter 2 of Suppes' develops the notion of sentential inference and how to construct rules of inference. However, there is one part in his development that seems incorrect no matter how I look at it. ...
-1
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2answers
240 views

Tacit inferences?

Does anyone give a useful account of tacit inferences? I am interested in the psychological notion of inference here, and do not in the context focus upon the logical notions of validity and soundness....