- Everyone in Bob's office has the flu.
- Bob's family has the flu.
- Bob's friends have the flu.
- So, Bob has the flu as well.
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Strong inductive argument: provides very good evidence for the conclusion (the conclusion is very likely, given the premises).
-
Weak inductive argument: provides poor evidence for the conclusion (the conclusion is not particularly likely, given the premises).
- Poodles can fly.
- Golden retrievers can fly.
- Bulldogs can fly.
- Labradors can fly.
- Therefore, all dogs can fly.
- Lions can talk.
- Cheetahs can talk.
- So, all animals can talk.
- An inductive argument is cogent just in case it is strong and all of the premises are true.
- Poodles can fly.
- Golden retrievers can fly.
- Bulldogs can fly.
- Labradors can fly.
- Therefore, all dogs can fly.
Key Concepts
- Strong/Weak
- Cogent/Non-cogent
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