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#1 2006-11-06 10:32:45
- Moooooooooo
- Guest
Help Please!
The question is :How do you decidehow well data represents a population?
I don't get it!!!!!!!
#2 2006-11-06 15:33:36
- George,Y
- Member
- Registered: 2006-03-12
- Posts: 1,379
Re: Help Please!
as categorily distributed as in the population.
For example, male:female=100:105
kids:whole=1/10 or something.
And, sufficiantly large sample, better at least 35 for each category, so your overall data might contain hundreds of samples.
X'(y-Xβ)=0
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