[FRIAM] Ordinary logic

Frank Wimberly wimberly3 at gmail.com
Wed Mar 30 18:53:02 EDT 2022


I think the subjects were thinking about which statement conveys more
information rather than which is more probable.

Dumb subjects.  They should have taken more math.

---
Frank C. Wimberly
140 Calle Ojo Feliz,
Santa Fe, NM 87505

505 670-9918
Santa Fe, NM

On Wed, Mar 30, 2022, 4:39 PM Nicholas Thompson <thompnickson2 at gmail.com>
wrote:

>
> I am still without a computer, but will try to dictate more precisely,
> because I am going stir crazy not being able to communicate with friam.
> There is a huge literature in philosophy and cognitive science in which
> scientists ask people to make inferences and then fall over themselves
> laughing when their subjects make inferences that are not correct according
> to formal logic.  Most of the examples that are familiar  to me involved
> abduction which formal logicians seem to regard as a fallacy but which
> Peirce regards as a formally correct form of logic that is both
> probabilistic and weak. Here is an example from sobers book, Ockhams razors
>
> Linda is 31 years old, single, outspoken and very bright. She majored in
> philosophy. As a student she was deeply concerned with issues of
> discrimination and social justice, and also participated in anti-nuclear
> demonstrations. Philosophers asked subjects which of the following
> statements is more probable: One Linda is a bank teller. Two jLinda is a
> bank teller and is active in the feminist movement. When subjects answer
> the latter, the philosophers fall all over themselves laughing because a
> conjunction can never be larger than its conjuncts.
>
> Analytical philosophy aside, what do we suppose is going on here.? I think
> the subjects have already abducted That the probability that Linda is a
> bank teller is vanishingly small, And so have rejected the Premises of the
> problem. Any wiser thoughts?
>
> Best my slurred speech and fat thumbs could do! Thanks for your patience.
> Nick.
>
>
> Sent from my Dumb Phone
>
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