The number of plumbing repair jobs performed by Auger's Plumbing Service in each of the last nine months is listed below.
a.Assuming a linear trend function,forecast the number of repair jobs Auger's will perform in December using the least squares method.
b.What is your forecast for December using a three-period weighted moving average with weights of 0.6,0.3,and 0.1? How does it compare with your forecast from part (a)?