I need help with this equation. it's in the attatchment

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- March 15th 2009, 08:13 PMjax760multiple regression model
I need help with this equation. it's in the attatchment

- March 15th 2009, 08:19 PMmr fantastic
Please make the small effort to type out this question. This subforum might help: http://www.mathhelpforum.com/math-help/latex-help/ with the typing.

- March 15th 2009, 10:26 PMmatheagle