Mark Gershon, owner of a musical instrument dis-tributorship, thinks that demand for guitars may be related to the number of television appearances by the popular group Maroon 5 during the previous month. Mark has collected the data shown in the following table:
Marooon 5 Apperances 4 3 8 7 8 6
Demand for Guitars 3 6 8 4 10 6
B) using the least squares regression method the equation for forecasting is..
C) The estimate for guitar sales if Maroon 5 performed on TV 11 times is: