Quantitative Metrics
Quantitative metrics are numerical measurements used to assess, track, and analyze performance, quality, or behavior in software development and other technical domains. They involve collecting and interpreting data points such as code coverage, response times, error rates, or user engagement statistics to make data-driven decisions. This methodology helps teams objectively evaluate progress, identify bottlenecks, and optimize processes based on empirical evidence.
Developers should learn and use quantitative metrics to improve software quality, enhance performance, and support evidence-based decision-making in projects. Specific use cases include monitoring application performance with metrics like latency and throughput, measuring code quality with test coverage and defect density, and tracking team productivity using velocity or cycle time in agile workflows. This approach reduces subjective biases and enables continuous improvement through measurable outcomes.