PMI Agile Certified Practitioner (ACP) Practice Exam

What does the Pareto Principle suggest about problem-solving in a project?

1. 80% of results come from 20% of the efforts

2. All team members are equally contributory to results

3. Every issue should be addressed equally for balance

4. Focusing on numbers is more important than quality

The correct answer is: 80% of results come from 20% of the efforts

The Pareto Principle, often referred to as the 80/20 rule, indicates that in many situations, a small proportion of causes lead to a large proportion of effects. In the context of problem-solving within a project, it suggests that approximately 80% of the results (such as benefits, issues, or impacts) come from about 20% of the actions or efforts. This principle is particularly useful for project managers and teams because it helps them prioritize their resources and focus on the most critical tasks that will yield the most significant benefits. By identifying and concentrating on the vital few problems or tasks that offer the most considerable impact, teams can work more efficiently and effectively, leading to improved project outcomes. In contrast, the other options do not accurately reflect the essence of the Pareto Principle. The notion that all team members contribute equally to results overlooks the reality that contributions can vary widely among individuals and their roles. Addressing every issue equally suggests a balanced approach that may neglect the importance of prioritization, leading to diluted efforts where significant issues may be overshadowed by minor ones. Lastly, the focus on numbers over quality contradicts the core idea of the Pareto Principle, which emphasizes the effectiveness of targeted actions rather than mere quantitative measurement.