Flawed Parallel Reasoning Questions - - Question 2

If that insect is a bee, it can only sting once. It only did sting once. So it is a bee.Which one of the following ex...

Sallia91 April 24, 2015

Can you please diagram

Can you please diagram the correct answer choice. Thanks

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Naz April 28, 2015

(A): "Spring is here. It has to be, because when it is spring, I cannot stop sneezing; and I just sneezed."

So, we are saying, if it is spring, then I cannot stop sneezing. So, because I just sneezed, it is--therefore--Spring.

P1: Sp ==> not SS
SS ==> not Sp

P2: S

C: Sp

Hope that clears things up! Please let us know if you have any other questions.

Maybeillgetlucky May 12, 2019

how is it not D?

Maybeillgetlucky May 12, 2019

p1. B - -> SO
not SO - -> not B

P2. SO.

C: B.

flaw: dont just reverse

D)

p1. RR - > OMT
not OMT - > not RR

p2. not RR

C: not OMT

Thus, answer choice D also exhibits the same flaw in that it tries to revise.

both are invalid arguments.

how is A correct rather than D?

Sabrina-O'Brien October 9, 2019

I think the diagram for D is actually

P) OMT -> RR
P) not RR

C) not OMT

So it's actually a valid argument b/c it reverses and negates