description returns the average arithmetic mean of the arguments for example if the range a1 a20 contains numbers the formula average a1 a20 returns the average of those numbersescription returns the average arithmetic mean of the arguments for example if the range a1 a20 contains numbers the formula average a1 a20 returns the average of those numbers
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IAFF Local 36, Washington, D.C. shared DCFD Engine 26 / Truck 15's post. Â· September 12, 2017 Â· Great work by the brothers & sisters at Engine 26 & Truck 15!