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

[pspp] / src / math / moments.c

diff --git a/src/math/moments.c b/src/math/moments.c
index ca61a23c720e5fa248feb289185b3f623e6e9994..c00d63650cb4540113caba2db52561b2da49237c 100644 (file)
--- a/src/math/moments.c
+++ b/src/math/moments.c
@@ -457,9 +457,9 @@ moments1_destroy (struct moments1 *m)
 \f
 
 double
-calc_semean (double var, double W)
+calc_semean (double variance, double W)
 {
-  return sqrt (var / W);
+  return sqrt (variance / W);
 }
 
 /* Returns the standard error of the skewness for the given total