From fabde384a33324dc9a9c55c1f4003196ec90564c Mon Sep 17 00:00:00 2001 From: Damien Lespiau Date: Sat, 27 Jun 2015 15:49:26 +0100 Subject: stats: Add support for the interquartile range (IQR) IQR is a good measure of dispersion. Signed-off-by: Damien Lespiau --- lib/tests/igt_stats.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'lib/tests') diff --git a/lib/tests/igt_stats.c b/lib/tests/igt_stats.c index c4c67760..c0649f33 100644 --- a/lib/tests/igt_stats.c +++ b/lib/tests/igt_stats.c @@ -102,6 +102,7 @@ static void test_quartiles(void) igt_assert_eq_double(q2, 40); igt_assert_eq_double(q3, 42.5); igt_assert_eq_double(igt_stats_get_median(&stats), 40); + igt_assert_eq_double(igt_stats_get_iqr(&stats), 42.5 - 25.5); igt_stats_fini(&stats); @@ -114,6 +115,7 @@ static void test_quartiles(void) igt_assert_eq_double(q2, 37.5); igt_assert_eq_double(q3, 40); igt_assert_eq_double(igt_stats_get_median(&stats), 37.5); + igt_assert_eq_double(igt_stats_get_iqr(&stats), 40 - 15); igt_stats_fini(&stats); } -- cgit v1.2.3