From 94476b91ce10d40927edae895addc1cbf4f60420 Mon Sep 17 00:00:00 2001
From: Gilles Sadowski <gilleseran@gmail.com>
Date: Thu, 30 Jul 2020 23:42:33 +0200
Subject: [PATCH] Decrease visibility.

---
 .../apache/commons/math4/stat/descriptive/rank/Percentile.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/org/apache/commons/math4/stat/descriptive/rank/Percentile.java b/src/main/java/org/apache/commons/math4/stat/descriptive/rank/Percentile.java
index 9bd7e622e..ca71269c9 100644
--- a/src/main/java/org/apache/commons/math4/stat/descriptive/rank/Percentile.java
+++ b/src/main/java/org/apache/commons/math4/stat/descriptive/rank/Percentile.java
@@ -564,7 +564,7 @@ public class Percentile extends AbstractUnivariateStatistic implements Serializa
      * @return work array sliced from values in the range [begin,begin+length)
      * @throws MathIllegalArgumentException if values or indices are invalid
      */
-    protected double[] getWorkArray(final double[] values, final int begin, final int length) {
+    private double[] getWorkArray(final double[] values, final int begin, final int length) {
         final double[] work;
         if (values == getDataRef()) {
             work = getDataRef();