Percentile, Best Measure For Response Time

What Is A Percentile? Percentile (common measurement in statistics) splits the given sample group into 100 equal-sized intervals and this enables the data to be analyzed in terms of percentages. We can explain the usage of percentile with an example: The response time for an HTTP request below which 90% of the response time values lie, is called the 90-percentile response time. In the following graph, 90% of the requests is processed in 3.0 seconds or less: Why Do We Use Percentiles? If we speak statistically, there are a lot of methods to define just how good of an [...]