👉 Cummers, also known as "cummulative sum" or "cumulative product", is a mathematical concept in statistics that deals with the accumulation of values over time. It is often used to find the total amount of something over a specific period. In simple terms, cummings refers to adding up all the numbers you have so far without including them in your final total. For example, if you start with 2 and add 4, 6 will be added to your total