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Old 09-15-2007, 08:59 PM
KDuff KDuff is offline
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Join Date: Oct 2004
Location: Cambridge
Posts: 172
Default Re: Econometrics Help

I was a gov major but beta nought should equal:

Y bar - ( (E (Yi-Ybar)*(Xi-Xbar))/(E (Xi-Xbar)^2) * (Xbar i)

Sounds like the prof is getting fancy using "derived." You don't need to find a derivative to answer the questions correctly.
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