Well, thanks for your help, and hopefully I'll be able to figure something out.
I do have one more question - is there any way to get the standard deviation
from Featquery?
-Zach
On Wed, 25 Aug 2004 20:55:37 +0100, Joseph Devlin <[log in to unmask]> wrote:
>Hi Zach,
>
>Personally I've never seen mean % bold signal change values (from a region)
>as high as 2%. They typically range from -1 to 1%, in my experience,
>although there are larger values reported in the literature. So an effect
>of 0.7% would be a strong effect, in my experience.
>
>Obviously if you combine the featquery and effect.sh techniques, you'll get
>some kind of hybrid. Perhaps Steve can correct me if I'm wrong, but the
>output of featquery needs to be divided by 100 to turn it into a
>percentage, even when you check the "% signal" option. Even so, that would
>imply an effect of 1.45% which still isn't 2.0% nor is it the 0.7% from the
>effect.sh script.
>
>I don't know why featquery and effect.sh give different results -- they
>shouldn't, particularly not by a factor of 2!
>
>Joe
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