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| author | Raimo Niskanen <[email protected]> | 2017-11-01 12:30:15 +0100 |
|---|---|---|
| committer | Raimo Niskanen <[email protected]> | 2017-11-01 12:30:15 +0100 |
| commit | 4604c73f8f5192b1eb33ca2b6eda7200c43a8a8d (patch) | |
| tree | a4a5f5f838f4c6c6cadfa1ddb5adf05f1b809fab /lib/stdlib/test/rand_SUITE.erl | |
| parent | 84e3ce67e27ea9da607402a030f9e757854f3b76 (diff) | |
| download | otp-4604c73f8f5192b1eb33ca2b6eda7200c43a8a8d.tar.gz otp-4604c73f8f5192b1eb33ca2b6eda7200c43a8a8d.tar.bz2 otp-4604c73f8f5192b1eb33ca2b6eda7200c43a8a8d.zip | |
Tweak statistics limits
Diffstat (limited to 'lib/stdlib/test/rand_SUITE.erl')
| -rw-r--r-- | lib/stdlib/test/rand_SUITE.erl | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/stdlib/test/rand_SUITE.erl b/lib/stdlib/test/rand_SUITE.erl index e256d31112..3d3241b33d 100644 --- a/lib/stdlib/test/rand_SUITE.erl +++ b/lib/stdlib/test/rand_SUITE.erl @@ -480,13 +480,13 @@ stats_standard_normal(Config) when is_list(Config) -> stats_standard_normal(Fun, S) -> %%% %%% ct config: -%%% {rand_SUITE, [{stats_standard_normal,[{seconds, 8}, {std_devs, 4.0}]}]}. +%%% {rand_SUITE, [{stats_standard_normal,[{seconds, 8}, {std_devs, 4.2}]}]}. %%% Seconds = ct:get_config({?MODULE, ?FUNCTION_NAME, seconds}, 8), StdDevs = ct:get_config( {?MODULE, ?FUNCTION_NAME, std_devs}, - 4.0), % probability erfc(4/sqrt(2)) (1/15787) to fail a bucket + 4.2), % probability erfc(4.2/sqrt(2)) (1/37465) to fail a bucket %%% ct:timetrap({seconds, Seconds + 120}), %% Buckets is chosen to get a range where the the probability to land @@ -528,9 +528,9 @@ stats_standard_normal(Fun, S) -> W, TotalRounds, StdDevs, PositiveHistogram, Buckets), check_histogram( W, TotalRounds, StdDevs, NegativeHistogram, Buckets)}, - %% If the probability for getting this Outlier is lower than 1/20, + %% If the probability for getting this Outlier is lower than 1/50, %% then this is fishy! - true = (1/20 =< OutlierProbability), + true = (1/50 =< OutlierProbability), {comment, {tp, TopPrecision, op, InvOP}}. %% stats_standard_normal( |