Test effort estimation is a skill required of a Test Lead or a Test Manager. However, test effort estimation is not a skill that one can learn quickly. It requires understanding of several key concepts and practice. In this post, I will explain what test effort estimation is, point you to your existing knowledge of estimation and provide you the key concepts that you can use in your estimation.
First of all, we should understand what we mean by software test effort estimation. Test effort estimation is answering two basic questions about testing:
I. What will be done?
II. How much effort would it take?
There are other questions e.g. I. Who will do what? II. When will they do it? III. How will they do it? but these questions are not related to effort estimation but to planning and scheduling.
Even if you have not estimated test effort before (having relied on the effort estimates given by the client or your project manager), keep in mind that you do effort estimation on a regular basis. Let me explain. Do you recognize the following situations?
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