what is a histogram frequency
A histogram is a representation of a frequency distribution by means of rectangles whose widths represent class intervals and whose areas are proportional to the corresponding frequencies..Online Webster's Dictionary. Sounds complicated. . . but the concept really is pretty simple.o get an idea, look at these three histograms: This plot represents data with a well-defined peak that is close in value to the median and the mean. While there are outlyers, they are of relatively low frequency.