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-rw-r--r--bin/mean.awk3
1 files changed, 2 insertions, 1 deletions
diff --git a/bin/mean.awk b/bin/mean.awk
index b34dc111..98060389 100644
--- a/bin/mean.awk
+++ b/bin/mean.awk
@@ -1,5 +1,6 @@
# Get the mean of a list of numbers
-{ tot += $1 }
+BEGIN { tot = 0 }
+{ tot += $1 + 0 }
END {
# Error out if we read no values at all
if (!NR)