For a standard random variable Z let

Show that:

when n is odd

I started:

from moment generating function of a normal variable

however I cannot see where to go now

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- May 29th 2011, 08:15 AMFGT12nth moments using moment generating functions
For a standard random variable Z let

Show that:

when n is odd

I started:

from moment generating function of a normal variable

however I cannot see where to go now - May 29th 2011, 08:43 AMTheEmptySet
- May 29th 2011, 10:07 PMmatheagle
what is j in this???

when n is odd

Ok the math killed the english, I see it when I quote you.

when n=2j

why not just write

if n is even

Did you try differentiating the MGF? - May 29th 2011, 10:20 PMmatheagle
I would just use the gamma function

Then let