Posted by **Jen** on Friday, July 15, 2011 at 5:51pm.

Create a Euler diagram to determine whether the syllogism is valid or invalid.

Some musicians stay up late.

Greg is a musician.

Greg stays up late.

- Math -
**bobpursley**, Friday, July 15, 2011 at 5:55pm
some do , and some dont.

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**Jen**, Friday, July 15, 2011 at 5:57pm
so it is valid?

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**bobpursley**, Friday, July 15, 2011 at 5:58pm
hardly. some musicians go to bed early.

greg is a musician, greg goes to bed early.

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**Damon**, Friday, July 15, 2011 at 8:38pm
you have a circle for musicians

you have a circle for staying up late

the circles overlap (musicians who stay up late are in the overlapping zone, the intersection)

in the zone common to the two circles, the intersection, you have Greg.

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**Jen**, Friday, July 15, 2011 at 10:43pm
thank you Damon...the syllogism is invalid correct?

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