Estimating with ranges
On This Lesson 4 topics
This lesson is planned. The outline below lists the topics it will cover. The full lesson has not been published yet.
In this lesson
give honest estimates.
Planned topics
- Estimates are forecasts with uncertainty, not promises.
- Give a range (best case to likely worst case) and your confidence.
- Estimate from similar past work and from slices, not from the whole feature at once.
- Larger or less known work has a wider range; narrow it by learning.
- State assumptions; re-estimate when they change.
Draft outline details
Demonstration
"3-6 days, 80% confident, assuming the payment provider supports partial refunds".
Check your understanding
What should accompany an estimate besides the numbers?
Show answer
Assumptions and confidence.
Practice
Apply this lesson with the module's lab, exercises and quiz.
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