Trend analysis is a technique that uses historical data to predict future outcomes. It can help the project manager identify any deviations from the planned schedule, cost, scope, or quality, and take corrective actions accordingly. Schedule analysis, quality control analysis, and root cause analysis (RCA) are also useful techniques, but they do not directly address the question of forecasting future performance.
: = PMI PMP certification exam practice question and answer (Q&A) dump with detail explanation and reference