Backward cumulative sums of squares of a series.
Decreasing samples calculation of the sum of the squared values in x.
Syntax: @cumbsumsq(x[, s])
x: series
s: (optional) sample string or object
Return: series
Compute the sum of the squared values in
x from
to the end of the workfile or from
to the end of the optional sample
s:
where is the last period of the cumulative process. This function is panel aware.
Examples
show @cumbsumsq(x)
generates a linked series of the backward cumulative sums of squares of the series x.
Cross-references
For the forward variant of this function, see
@cumsumsq.