A syllogism is considered valid when the conclusion follows logically from the premises.

Validity (syllogism)

Syllogisms that begin with all, none or some.

University of Michigan - Ann Arbor

Consists of premises followed by a conclusions.

Syllogism

Goldstein, E. B. (2014). Cognitive psychology: Connecting mind, research and everyday experience. Nelson Education.


Cognitive psychology: Connecting mind, research and everyday experience

Statements that justifies a conclusion. They are assumptions that something is true.

Premises

A chain of logical deductions that leads to a proposition form an original (base) set of axioms.

Formal Proofs (of propositions)

People have a tendency to think a syllogism is valid if it looks like it is true.

Belief Bias

People apply mental models using their imagination to solve deductive reasoning problems. The mental model is the representation of a situation in someones mind and can help determine validity of syllogisms.

Mental model approach

Syllogisms that have a premise of "if... then..."

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