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Decision making and flight planningQuestion 749 of 934

About what percent of all aviation accidents are related to human factors?

  1. 80 percent
  2. 20 percent
  3. 40 percent
  4. 60 percent
Show answer

Correct answer: 80 percent

The handbook estimates that about 80 percent of aviation accidents relate to human factors.

Source: Pilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25C), Chapter 2: Aeronautical Decision-Making — Introduction, page 41

Practice decision making and flight planning

Questions last reviewed: 18 October 2026