The perceived customer value is the sum of the relative performance and the relative cost of purchase

For inventories, market value generally means the current replacement cost

Indicate whether the statement is true or false

Calculate the average error

The following sales data are available for 2003-2008: Year Sales Forecast 2003 7 9 2004 12 10 2005 14 15 2006 20 22 2007 16 18 2008 25 21