From 29ad2c9ee11df80c780c4e3f0fd217783af1d727 Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Sat, 19 Dec 1998 21:53:28 +0000
Subject: Variance estimation fixed.

---
 misc/ips.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'misc')

diff --git a/misc/ips.c b/misc/ips.c
index ec7e673..7ea6c71 100644
--- a/misc/ips.c
+++ b/misc/ips.c
@@ -78,7 +78,7 @@ main(int argc, char **argv)
 	int min=cnt, max=0, zer=0;
 	double delta=0;
 	double avg = (double) cnt / z;
-	double exdelta = avg*(1-1/z);
+	double exdelta = avg*(1-1/(double)z);
 	double exzer = exp(-avg);
 	for(i=0; i<z; i++) {
 		if (h[i] < min) min=h[i];
-- 
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