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A -> B -m-> C
A -s-> C
Can't decide if this is valid, seems like it's at least NNT.
0
Select Preptest
A -> B -m-> C
A -s-> C
Can't decide if this is valid, seems like it's at least NNT.
Select Preptest
2 comments
NNT - Not Necessarily True.
What's NNT?
The argument is invalid. I like the list method to show why.
AB
AB
AB
_B
_B
_B
_BC
_BC
_BC
_BC
_BC
_BC
_BC
_BC
A lot of different arguments are invalid for this same reason. By expanding the quantity of the middle term, you can often avoid overlapping the A and C terms.