February 24, 2017

Homework Help: statistics

Posted by Yadira M on Sunday, August 16, 2009 at 3:10pm.

An appliance repair shop owner has fitted the quadratic trend equation ŷ = 90 + 0.9x + 3x² to a time series of annual repair orders, with y= the number of repair orders and x= 1 for 2000. Forecast the number of repair orders for 2008; for 2010

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