Chapters 1-4
Putting things into groups, classes or categories.
What is simple apprehension?
Contradictory propositions.
What is "cannot both be true or false?"
All boys are weird.
What is "No boys are non-weird."
The middle term;
Some D is K
Some L is D
Therefore, some L is K
What is D?
The middle term... (two answers)
What is "cannot be in the conclusion" and "must be distributed at least once?"
The arrangement of terms and words in a proposition so that it either affirms or negates something about a specific topic.
What is categorical form?
If one contrary proposition is false, the other proposition is ________.
What is undetermined?
Convert;
Some girls are tall.
What is "Some tall [people] are girls?"
The major term;
Some colors are cool
Some purple shades are colors
Therefore, some purple shades are cool
What is "cool/things that are cool/cool things?"
The number of terms.
What is 3?
When we conclude that another proposition necessarily follows from previous ones.
What is an inference?
What is true?
Convert;
Some teachers are not coaches.
What is "impossible to convert/not convertible?"
The major term;
Therefore, all 9th graders are the bomb!
What is "the bomb/all things that are 'bomb'/bomb things/cool things/whatever bomb means?"
Positive Premise
Positive Premise
Negative Conclusion
What is invalid?
A positive conclusion MUST follow two positive premises.
Thinking about the relationship between two terms.
What is a judgement?
The truth of the universal implies ______ of the particular.
What is truth?
Steps of contraposition.
What is obvert, convert and then obvert again?
The arrangement of M.
What is figure?
Negative Premise
Positive Premise
Negative Conclusion
What is valid?
A negative conclusion MUST follow if either premise is negative.
A proposition needs this.
What is a truth-value?
The falsity of the particular implies _______.
What is the falsity of the universal?
Take the contrapositive;
Some teachers are not coaches.
What is "Some non-coaches are not non-teachers?"
O- Some teachers are non-coaches
C- Some non-coaches are teachers
O- Some non-coaches are not non-teachers
AAA, EIE, OAE, and IAI among others.
What is mood?
[Two answers]
All Cowboys fans are crazy people.
All crazy people are loud.
Therefore, all loud people are rich.
What is invalid? Fallacy of Four Terms.