Command Reference
:
Function Reference
:
Function Reference: M
@mobs
Rolling (Moving) Statistics
Trailing moving non-missing observations.
n
-period trailing number of non-missing observations, ignoring NAs.
Syntax:
@mobs
(
x, n)
x
: series, alpha
n
integer, series
Return: series
For each observation
and integer
, count the number of non-missing (non-NA) observations in the current and previous
observations of the series,
Equivalent to @movobs.
Examples
show @mobs(x, 12)
produces a linked series of non-NA counts based on a 12-period moving window over the series
x
.
Cross-references
See also
@mnas
.