Drag the description (in red) to the appropriate argument below. (Place them
in the white space above the argument.)
students of logic use
the Logic Cafe.
Dick Cheney is a logic student.
Dick Cheney uses the Logic Cafe.
students I (the author) have talked to said
they liked using the Logic Cafe.
So, probably, students all like
using the Logic Cafe.
whales are fish.
No fish are whales.
and Beth are
Sara is very tall.
Beth too is tall.
Sound, not Valid
Valid, not Sound
not Strong, Cogent
Notice that the argument about "the author" is not strong because the "evidence" or "testimogy" I receive could easily be biased by the fact that I am the questioner.
Back to chapter one...