[gnumeric] RANDWEIBULL: Doc fix.

[Morten Welinder <mortenw src gnome org>]

commit db054cd797d7f44181e6b75305e73f473a1003c3
Author: Morten Welinder <terra gnome org>
Date:   Tue Dec 1 10:48:07 2015 -0500

    RANDWEIBULL: Doc fix.

 doc/C/func.defs               |    4 ++--
 doc/C/functions.xml           |    4 ++--
 plugins/fn-random/functions.c |    4 ++--
 3 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/doc/C/func.defs b/doc/C/func.defs
index 2ab7725..c8af86a 100644
--- a/doc/C/func.defs
+++ b/doc/C/func.defs
@@ -4366,8 +4366,8 @@ For @{α} = 2, @{β}=0, the Lévy distribution reduces to the normal distributio
 @FUNCTION=RANDWEIBULL
 @SHORTDESC=random variate from a Weibull distribution
 @SYNTAX=RANDWEIBULL(a,b)
- ARGUMENTDESCRIPTION=@{a}: parameter of the Weibull distribution
- {b}: parameter of the Weibull distribution
+ ARGUMENTDESCRIPTION=@{a}: scale parameter of the Weibull distribution
+ {b}: shape parameter of the Weibull distribution
 @SEEALSO=RAND
 
 @CATEGORY=Random Numbers
diff --git a/doc/C/functions.xml b/doc/C/functions.xml
index 54fced3..3f1161c 100644
--- a/doc/C/functions.xml
+++ b/doc/C/functions.xml
@@ -14812,8 +14812,8 @@
       </refsynopsisdiv>
       <refsect1>
         <title>Arguments</title>
-        <para><parameter>a</parameter>: parameter of the Weibull distribution</para>
-        <para><parameter>b</parameter>: parameter of the Weibull distribution</para>
+        <para><parameter>a</parameter>: scale parameter of the Weibull distribution</para>
+        <para><parameter>b</parameter>: shape parameter of the Weibull distribution</para>
       </refsect1>
       <refsect1>
         <title>See also</title>
diff --git a/plugins/fn-random/functions.c b/plugins/fn-random/functions.c
index 0d94415..f99a39f 100644
--- a/plugins/fn-random/functions.c
+++ b/plugins/fn-random/functions.c
@@ -392,8 +392,8 @@ gnumeric_randlognorm (GnmFuncEvalInfo *ei, GnmValue const * const *argv)
 
 static GnmFuncHelp const help_randweibull[] = {
         { GNM_FUNC_HELP_NAME, F_("RANDWEIBULL:random variate from a Weibull distribution") },
-        { GNM_FUNC_HELP_ARG, F_("a:parameter of the Weibull distribution") },
-        { GNM_FUNC_HELP_ARG, F_("b:parameter of the Weibull distribution") },
+        { GNM_FUNC_HELP_ARG, F_("a:scale parameter of the Weibull distribution") },
+        { GNM_FUNC_HELP_ARG, F_("b:shape parameter of the Weibull distribution") },
         { GNM_FUNC_HELP_EXAMPLES, "=RANDWEIBULL(1,2)" },
         { GNM_FUNC_HELP_EXAMPLES, "=RANDWEIBULL(1,2)" },
         { GNM_FUNC_HELP_SEEALSO, "RAND" },