MODE(n1, n2, ...)
MODE returns the most common number of the data set. If the data set has many most common numbers MODE returns the first one of them.
Let us assume that the cells A1, A2, ..., A5 contain numbers 11.4, 17.3, 11.4, 25.9, and 40.1. Then
MODE(A1:A5) equals 11.4.