Use the word "confidence" to indicate the confidence level of
the p value so it's easier to understand.
With this change more stars in the output of compare.R means
higher confidence level (lower significance level).
PR-URL: https://github.com/nodejs/node/pull/10737
Refs: https://github.com/nodejs/node/pull/10439
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Andreas Madsen <amwebdk@gmail.com>
When a benchmark did not contain any parameters the csv configuration
filed would be "". In R this is by default parsed as NA, causing NA in
the printout too.
Fixes: https://github.com/nodejs/node/issues/9061
PR-URL: https://github.com/nodejs/node/pull/9064
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
Because the standard deviation can't be calculated when there is only
one observation the R scripts raises an error. However it may still be
useful to run them for non-statistical purposes.
This changes the behaviour such when there is only one observation, the
values that depends on the standard deviation becomes Not Applicable
(NA).
Fixes: https://github.com/nodejs/node/issues/8288
PR-URL: https://github.com/nodejs/node/pull/8299
Reviewed-By: Anna Henningsen <anna@addaleax.net>
The data sampling is done in node and the data processing is done in R.
Only plyr was added as an R dependency and it is fairly standard.
PR-URL: https://github.com/nodejs/node/pull/7094
Reviewed-By: Trevor Norris <trev.norris@gmail.com>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
