Calculates the sum of squares of deviations of the values in a data set from their arithmetic mean.
Syntax:
DEVSQ(list)
Returns the sum of the squares of the deviations of the values in the list from their arithmetic mean.
list may be an array, a range of cells, or a comma-separated list of values.
Formula:
DEVSQ = ∑i=n (xi − x)2
where n is the number of values and xi is the i-th value.
Revisions:
This function was added in 2.00.