Functional performance testing · Question 53 of 60
A stakeholder only requires "accuracy ≥ 95%" for acceptance. What is missing for a statistically defined acceptance criterion, and what is it used for?
2 answers are correct. Hard
Show answer
Answer
- B Margin of error (MoE) and confidence level (CL)
- D From it, you can calculate how many tests you need at least
Explanation
With probabilistic systems, functional performance testing needs criteria in statistical form: metric, margin of error and confidence level. From these three figures, you can calculate how many tests you need at least.