Dinosaur Meme

Valid or Invalid? - The Syllogisms

Syllogism 1 of 15

Remember, we're interested only in whether the argument is valid; that is, whether the conclusion follows as a matter of necessity given the truth of the premises. Just select "Valid" or "Invalid" from the drop-down list below, then press Next.

Some happy events are not weddings
No funerals are weddings
Therefore, some funerals are happy events
Valid or invalid?


Really Deep Thought

It is fatuous to apologise for the bad behaviour of our ancestors. In fact, it is impossible.
   --Mary Warnock.


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