From ce5d29fdca0e619260157bb20655279913d9f4a9 Mon Sep 17 00:00:00 2001
From: Tom Copeland <tomcopeland@users.sourceforge.net>
Date: Fri, 27 Sep 2002 23:54:03 +0000
Subject: [PATCH] removed unused variables

git-svn-id: https://pmd.svn.sourceforge.net/svnroot/pmd/trunk@1018 51baf565-9d33-0410-a72c-fc3788e3496d
---
 pmd/src/net/sourceforge/pmd/stat/StatisticalRule.java | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/pmd/src/net/sourceforge/pmd/stat/StatisticalRule.java b/pmd/src/net/sourceforge/pmd/stat/StatisticalRule.java
index e218267404..f5e57e119f 100644
--- a/pmd/src/net/sourceforge/pmd/stat/StatisticalRule.java
+++ b/pmd/src/net/sourceforge/pmd/stat/StatisticalRule.java
@@ -82,13 +82,7 @@ public abstract class StatisticalRule extends AbstractRule {
     }
 
 	protected double getStdDev() {
-    	double varTotal = 0.0;
-
-		Iterator points = dataPoints.iterator();
-
-		double variance = ((totalSquared / count) -
-						   (getMean() * getMean() ));    	
-		return Math.sqrt( variance );
+		return Math.sqrt( ((totalSquared / count) - (getMean() * getMean() )) );
 	}
 	
     protected SortedSet applyMinimumValue( SortedSet pointSet,