All toads are animals. All men are animals. Therefore, all men are toads. Many would evaluate this as a valid syllogism, due to its ALL ALL ALL form. This is because:
a) of belief bias.
b) people have trouble reasoning about familiar objects.
c) people have more trouble with universal quantifiers (e.g., ALL) than with particular ones (e.g., SOME).
d) of an atmosphere effect.
Question 2
Affirming the antecedent is also called ______, and is a(n) ______ form.
a) modus ponens; valid
b) modus ponens; invalid
c) modus tollens; valid
d) modus tollens; invalid
Examples of animals with external gills.
Territory sizes differ among animals.
phylogenetic tree of animals
How to evaluate limits using algebra and the limit laws (Part 2)
How to evaluate third-order determinants by Minors Method (Question 1)
Curved spines make cocklebur (Xanthium) fruits stick to the fur of animals (and clothing of humans)