引用:
原帖由 macy18 於 2009-3-10 09:38 AM 發表
well the it can be a t-distribution if sample size is smaller than 30
we are not looking for compliements here... it's statistics... LOL
OMG, you know about t-distribution with N<30
You still remember things.
See. You like statistics !
OK, my bad
Now I have "enough" data but now I have another problem
I can't quantify the beauty index.