John’s Office Supply Company has the following order history over the last 8 months.
April 50
May 75
June 160
July 120
August 80
September 120
October 180
November 90
Compute a 3-month weighted moving average forecast for December, with a weight of 65% for the most recent month, 25% for the month preceding the most recent month, and 10% for the month preceding that one.