[gnumeric] Typo

[Morten Welinder <mortenw src gnome org>]

commit 499b20e8b0e0e9d411491665b22d024ea7963a48
Author: Morten Welinder <terra gnome org>
Date:   Sun Mar 30 14:45:29 2014 -0400

    Typo

 plugins/fn-stat/functions.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plugins/fn-stat/functions.c b/plugins/fn-stat/functions.c
index 1b4e532..d54309b 100644
--- a/plugins/fn-stat/functions.c
+++ b/plugins/fn-stat/functions.c
@@ -2472,7 +2472,7 @@ static GnmFuncHelp const help_ztest[] = {
        { GNM_FUNC_HELP_ARG, F_("ref:data set (sample)")},
        { GNM_FUNC_HELP_ARG, F_("x:population mean")},
        { GNM_FUNC_HELP_ARG, F_("stddev:population standard deviation, defaults to the sample standard 
deviation")},
-       { GNM_FUNC_HELP_DESCRIPTION, F_("ZTEST calulates the probability of observing a sample mean as large 
as "
+       { GNM_FUNC_HELP_DESCRIPTION, F_("ZTEST calculates the probability of observing a sample mean as large 
as "
                                 "or larger than the mean of the given sample for samples drawn "
                                 "from a normal distribution with mean @{x} and standard deviation 
@{stddev}.")},
        { GNM_FUNC_HELP_NOTE, F_("If @{ref} contains less than two data items ZTEST "