Difference between a frequency distribution and a cumulative frequency distribution The difference between a cumulative frequency distribution and a frequency distribution is that relative frequency rather than simple frequency. Cumulative relative frequency (also called an give) is the accumulation of the previous relative frequencies.  Cumulative frequency distribution it is a form of a frequency distribution that represents the sum of a class and all classes. $$\rightarrow$$ Remember that frequency distribution is an overview of all district values or classes of values and their respective no of occurrences  Price Range Frequency Cumulative frequency  0 - 50 50 - 100 100 - 500 500 - 1000 1000 - 1500  800 1200 700 450 200  800 2000 2700 3150 3250