For the histogram used in digital image processing, see Image histogram and Color histogram. A histogram is a visual representation of the distribution of quantitative data. The term was first introduced by Karl Pearson.[1] To construct a histogram, the first step is to "bin" (or "bucket") the range of values— divide the entire range of values into a series of intervals—and then count how many val
![Histogram - Wikipedia](https://cdn-ak-scissors.b.st-hatena.com/image/square/adbba268c810055210fd96b32280dc7eae022301/height=288;version=1;width=512/https%3A%2F%2Fupload.wikimedia.org%2Fwikipedia%2Fcommons%2Fthumb%2Fc%2Fc3%2FHistogram_of_arrivals_per_minute.svg%2F1200px-Histogram_of_arrivals_per_minute.svg.png)