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 people are brain surgeons
No people are camels
Therefore, no camels are brain surgeons
Valid or invalid?