A manager has been using a certain forecasting technique to forecast demand for word processing units for the past ten periods. Actual and forecasted amounts are shown below. He had difficulties in...

Extracted text: A manager has been using a certain forecasting technique to forecast demand for word processing units for the past ten periods. Actual and forecasted amounts are shown below. He had difficulties in identifying whether this technique is better than the second moving average. The best forecasting technique is TTT Period Demand Forecasted 80 95 91 88 3 93 92 4 90 67 the MA-2 technique the manager's forecasting technique both of the two technique none of the two technique