Introduction
Rules that have to do with the Quality of the statements in the syllogism.
What are Qualitative Statements?
Affirmative or Negative
No conclusion can follow from two Negative Premises.
What is Rule V?
Can you logically derive a negative conclusion from two affirmative premises? True or False
What is False.
Rule VII
What is Either premise is negative, the conclusion must also be negative?
The syllogism must comply with these 7 rules to be considered what
What is Valid
Amount of rules we have learned?
What is 7.
Rule V prevents
What is saying more in the conclusion than is contained in the premises?
Example of categorical syllogism breaking Rule VI
All (S) men are (P) mortals
All (P) mortals make (I) mistakes
Therefore, some things that make (I) mistakes are not (S) men
Premises are affirmative or negative
What is Negative?
The last set of rules are called
What is qualitative rules?
Name the Terminological Rules.
I. What is 3 and only 3 terms
II. What is the middle term must not occur in the conclusion?
We cannot establish a connection between the major and minor terms.
What is we have two negative premises?
The conclusion is true but what's wrong.
What is goes beyond the premises Justify
If either premise is negative the conclusion must be
What is negative
Rule V says and when violated we commit what fallacy
What is no conclusion can follow from two negative premises and Fallacy of exclusive premises
Quantitative Rules.
III. What is the term distributed in the conclusion and in the conclusion?
IV. What is the middle term distributed at least once?
Example of rule 5 in a categorical syllogism
No plants are animals
Some minerals are not animals
Therefore, some minerals are not plants
Fallacy this rule violates
What is the Fallacy of Drawing a negative conclusion from affirmative premises?
Just because we say that some are excluded from a group, it does not preclude the possibility that all may be. True or false
What is True
Rule VI says and when violated commits what fallacy
if two premises are affirmative, the conclusion must also be affirmative and the Fallacy of drawing a negative conclusion from affirmative premises
Qualitative Rules
V. What is no conclusion from two negative premises?
VI. What is the conclusion is affirmative from two affirmative premises?
VII. What is the negative premise the conclusion must be negative?
Fallacy rule V commits
What is Fallacy of Exclusive Premises?
Fallacy Rule VII commits
What is the Fallacy of drawing an affirmative conclusion from a negative premise?
Rule VII says and when violated commits what fallacy
What is if either premise is negative, the conclusion must also be negative and the Fallacy of drawing an affirmative conclusion from a negative premise?