TRIMMEANCalculates the mean of a dataset excluding some proportion of data from the high and low ends of the dataset.
data – Array or range containing the dataset to consider.
exclude_proportion – The proportion of the dataset to exclude, from the extremities of the set.
exclude_proportion must be greater than or equal to 0 and less than 1.
HARMEAN: Calculates the harmonic mean of a dataset.
GEOMEAN: Calculates the geometric mean of a dataset.
AVERAGEA: Returns the numerical average value in a dataset.
AVERAGE: The AVERAGE function returns the numerical average value in a dataset, ignoring text.