What represents the most pessimistic outcome of a task?

The most pessimistic outcome of a task is best represented by the worst-case estimate. This estimate anticipates the most negative scenario that could occur during the execution of the task. By considering factors such as potential obstacles, delays, or resource complications, the worst-case estimate provides a boundary that captures the maximum level of risk associated with completing the task.

In project management, utilizing a worst-case estimate enables analysts to prepare for the worst and create contingency plans. This foresight can help in resource allocation, budgeting, and setting realistic timelines, mitigating the impact of unforeseen issues.

The other choices present different perspectives on outcomes. The best-case estimate focuses on an optimistic scenario, which showcases the most favorable conditions. The expected outcome typically reflects a balanced view of what is likely to happen, based on average conditions. The average estimate tends to indicate a mean value from a range of possible outcomes, without emphasizing extremes. By contrast, the worst-case estimate is a critical tool for understanding and preparing for the potential challenges in project execution.