The equation of the trend line for the data based on sales (in $1000) of a local restaurant over the years 2005-2010 is Sales= -265575+132.571x where x is the year. Using the trend line, the forecast sales for the year 2012 is ___.
A) $1157.85
B) $1157850
C) $132571
D) $2673304
E) $1000327

Question

Quizplus · Accepted Answer

To forecast the sales for the year 2012, substitute x = 2012 into the trend line equation: Sales = -265575 + 132.571 * 2012. This calculation results in $1157850.

The Equation of the Trend Line for the Data Based