6 7 Recall our study of Forecasting. If Brandon Edward were working to develop a forecast using a moving averages approach, but he noticed a detectable trend in the historical data, he should: use a simple moving average use weights to minimize the importance of the trend use weights to place more emphasis on recent data change to a qualitative approachIn Chapter 1, Operations and Productivity, we found that reasons to study operations management include: studying how people organize themselves for productive enterprise knowing how goods and services are consumed understanding what human resource managers do learning about a costly part of the enterprise A and D.