A histogram is a statistical report that shows you the frequency of values within steps or ranges of values that fall between a certain minimum and maximum. Let's take student exam results as an example. Suppose that of 30 students taking an exam, the lowest score is 51 and the highest is 100. You want to generate steps ranging between the lowest and highest scores and count the number of results within each step to get a sense of score distribution in the class. If you wanted to generate five c...