According to the recent model-based testing user survey (see here), the respondents saw on the average a 59% reduction in escaped bugs, 17% reduction in testing costs, and 25% reduction in testing time. What do these figures mean? Let's say that a (software) product has 100 defects (that can manifest themselves) when it enters the…
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The Economic Truth About Testing Productivity Improvement
What is the value of increasing testing productivity by 50%? (more…)
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Economics of Testing: Why Tests That Do Not Find Defects Do Matter
Let's assume (this obviously a much simplified setting) that you are planning to release a new product version that will generate $1mn in sales. There may or may not be one critical bug left in the version. If there actually is a critical bug, this will cost to you in terms of product replacements, customer…
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