Chapter 5 – Managing the Test Activities
Test Effort Estimation – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
The activity of predicting the amount of test-related work needed to meet the objectives of a test project.
In simple words
Estimate how much time and how many people the testing will need, using metrics, expert judgment or comparison to past projects.
Exam tip
Common techniques: expert-based (three-point, planning poker), metric-based (defect density, velocity), model-based.
Related terms
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