Index: src/org/openstreetmap/josm/gui/dialogs/InspectPrimitiveDataText.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/src/org/openstreetmap/josm/gui/dialogs/InspectPrimitiveDataText.java b/src/org/openstreetmap/josm/gui/dialogs/InspectPrimitiveDataText.java
--- a/src/org/openstreetmap/josm/gui/dialogs/InspectPrimitiveDataText.java	(revision 18275)
+++ b/src/org/openstreetmap/josm/gui/dialogs/InspectPrimitiveDataText.java	(date 1634250845556)
@@ -32,6 +32,7 @@
 import org.openstreetmap.josm.data.projection.proj.TransverseMercator.Hemisphere;
 import org.openstreetmap.josm.tools.Geometry;
 import org.openstreetmap.josm.tools.Pair;
+import org.openstreetmap.josm.tools.Utils;
 
 /**
  * Textual representation of primitive contents, used in {@code InspectPrimitiveDialog}.
@@ -174,9 +175,17 @@
             add(tr("Centroid: "), toStringCSV(false,
                     ProjectionRegistry.getProjection().eastNorth2latlon(Geometry.getCentroid(((IWay<?>) o).getNodes()))));
             if (o instanceof Way) {
-                double dist = ((Way) o).getLength();
-                String distText = SystemOfMeasurement.getSystemOfMeasurement().getDistText(dist);
-                add(tr("Length: {0}", distText));
+                double length = ((Way) o).getLength();
+                String lenText = SystemOfMeasurement.getSystemOfMeasurement().getDistText(length);
+                add(tr("Length: {0}", lenText));
+
+                double avgNodeDistance = length / (((Way) o).getNodesCount() - 1);
+                String nodeDistText = SystemOfMeasurement.getSystemOfMeasurement().getDistText(avgNodeDistance);
+                add(tr("Average segment length: {0}", nodeDistText));
+
+                double stdDev = Utils.getStandardDeviation(((Way) o).getSegmentLengths(), avgNodeDistance);
+                String stdDevText = SystemOfMeasurement.getSystemOfMeasurement().getDistText(stdDev);
+                add(tr("Standard deviation: {0}", stdDevText));
             }
             if (o instanceof Way && ((Way) o).concernsArea() && ((Way) o).isClosed()) {
                 double area = Geometry.closedWayArea((Way) o);