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The common definition for logic is that it is the art and science of _____ well.
reasoning
Which act of the mind? "Milk and cereal go well together."
2nd
A ______ is the main point, supported by the argument's premises.
conclusion/claim
Which act of the mind? "No gerbils are invisible. That’s because all invisible things are cats, and no cats are gerbils."
3rd
Name the three acts of the mind.
understanding, judging, reasoning
Focuses on words, statements, and arguments in natural conversation.
Informal logic
Is this a proposition? "What is your favorite kind of cookie?"
no
Certainty or certitude? "The butler committed the crime. I'm sure of it because of how sketchy the guy looks."
certitude
Certainty or certitude? "I know I aced that test. I've seen the grades the teacher just posted."
certainty
An attempt to give reasons for a point of view.
Argument
When we believe something that is proved beyond doubt.
certainty
When we strongly believe something (even without evidence).
certitude
Deductive, Inductive, or Abductive? "All aliens like snickerdoodles. Fred is an alien. Therefore, Fred likes snickerdoodles."
deductive
Deductive, Inductive, or Abductive? "The butler had a weapon and the opportunity. He probably had a motive, too. It’s likely that he committed the crime."
inductive
A conclusion reached on the basis of evidence and reasoning.
inference
A deductive argument in which it is not possible for the premises to be true but the conclusion to be false.
Valid argument
