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    Microsoft Excel Was Used to Obtain the Following Quadratic Trend
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Microsoft Excel Was Used to Obtain the Following Quadratic Trend

Question 139

Question 139

Short Answer

Microsoft Excel was used to obtain the following quadratic trend equation:
Sales = 100 -10X + 15X2
The data used was from 1999 through 2008,coded 0 to 9.The forecast for 2009 is_______.

Correct Answer:

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