Determine the standard deviation of the difference of the recorded values in this histogram to a given value m, result is 0 in case there are no recorded values.
result is `time.duration.zero` if no measurements were made yet
0.095dev (2025-08-15 12:02:22 GIT hash 301b5b75e77076d091b38f555473f9f0e31e5b5c built by fridi@fzen)
in this histogram to a given value m, result is 0 in case there are no
recorded values.
result is `time.duration.zero` if no measurements were made yet