Different Types of Reasoning

Reasoning by Analogy: 

• Premise 1: Sharks swim in the ocean and eat fish
• Premise 2: My cousin swims in the ocean
• Conclusion: My cousin eats fish

Sign Reasoning:

• Where there is rain, there are clouds

Casual Reasoning:

• When the fire trucks drive by the house, the dog howls

Reasoning by Criteria:

• The honey glazed ham you cook is always delicious, are you sure you want to try a new turkey recipe?

             (meaning: cook the honey glazed ham)


Reasoning by Example:

• You should get a terrier if you get a dog.  I have a friend who got a terrier and he is the most behaved dog ever.

Inductive:

• Every morning at 9 am, the old man walks his dog.
• Tomorrow morning at 9 am the old man will walk his dog.

Deductive:

• If every human has ten toes, then they have five toes on each foot
• Barry is a human
• Therefore, Barry has ten toes and five on each foot