moments: Spell out "variance" ("var" is easily confused with "variable").

[pspp] / src / math / moments.h

diff --git a/src/math/moments.h b/src/math/moments.h
index 8bf916592e759879a849020a18b20534cc394387..79a95f8d6321e94c3f3c1eaf7346b08eb82a69a5 100644 (file)
--- a/src/math/moments.h
+++ b/src/math/moments.h
@@ -65,7 +65,7 @@ void moments1_calculate (const struct moments1 *,
 void moments1_destroy (struct moments1 *);
 
 /* Standard errors. */
-double calc_semean (double var, double weight);
+double calc_semean (double variance, double weight);
 double calc_seskew (double weight);
 double calc_sekurt (double weight);