Aggregation is a term that signifies unification and calculation. It combines one or more data sets, which are given as function arguments, for performing a mathematical operation. This may be: summing up a series of data, counting, averaging, calculating the minimum or maximum value of a given set of numbers… Aggregate functions are very commonly used and should know them well.
Excel has a large number of functions, organized according to categories (mathematical, statistical, logical, informative, financial, functions for working with text, etc.). When we start typing the formula and choosing the desired function it automatically displays the syntax in the form of a tooltip that facilitates the input of the function arguments. We can also add functions by selecting a window to insert functions that will be further discussed in the text that follows …