diff --git a/ApplicationLibCode/ProjectDataModel/Summary/RimEnsembleCurveSet.cpp b/ApplicationLibCode/ProjectDataModel/Summary/RimEnsembleCurveSet.cpp
index c1ab73fcff..c9328614b4 100644
--- a/ApplicationLibCode/ProjectDataModel/Summary/RimEnsembleCurveSet.cpp
+++ b/ApplicationLibCode/ProjectDataModel/Summary/RimEnsembleCurveSet.cpp
@@ -2422,6 +2422,14 @@ bool RimEnsembleCurveSet::hasMeanData() const
     return m_ensembleStatCaseY->hasMeanData();
 }
 
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+const RimEnsembleStatistics* RimEnsembleCurveSet::statisticsOptions() const
+{
+    return m_statistics();
+}
+
 //--------------------------------------------------------------------------------------------------
 ///
 //--------------------------------------------------------------------------------------------------
diff --git a/ApplicationLibCode/ProjectDataModel/Summary/RimEnsembleCurveSet.h b/ApplicationLibCode/ProjectDataModel/Summary/RimEnsembleCurveSet.h
index bcc7805f30..5e7041cee6 100644
--- a/ApplicationLibCode/ProjectDataModel/Summary/RimEnsembleCurveSet.h
+++ b/ApplicationLibCode/ProjectDataModel/Summary/RimEnsembleCurveSet.h
@@ -176,6 +176,8 @@ public:
     bool hasP90Data() const override;
     bool hasMeanData() const override;
 
+    const RimEnsembleStatistics* statisticsOptions() const;
+
     void appendColorGroup( caf::PdmUiOrdering& uiOrdering );
 
     static void appendOptionItemsForSummaryAddresses( QList<caf::PdmOptionItemInfo>* options, RimSummaryCaseCollection* summaryCaseGroup );
diff --git a/ApplicationLibCode/ProjectDataModel/Summary/RimSummaryRegressionAnalysisCurve.cpp b/ApplicationLibCode/ProjectDataModel/Summary/RimSummaryRegressionAnalysisCurve.cpp
index 5264c7637e..5aba0484c5 100644
--- a/ApplicationLibCode/ProjectDataModel/Summary/RimSummaryRegressionAnalysisCurve.cpp
+++ b/ApplicationLibCode/ProjectDataModel/Summary/RimSummaryRegressionAnalysisCurve.cpp
@@ -25,6 +25,7 @@
 
 #include "RimEnsembleCurveSet.h"
 #include "RimEnsembleCurveSetCollection.h"
+#include "RimEnsembleStatistics.h"
 #include "RimSummaryCaseCollection.h"
 #include "RimSummaryPlot.h"
 #include "RimTimeAxisAnnotation.h"
@@ -457,8 +458,6 @@ void RimSummaryRegressionAnalysisCurve::defineUiOrdering( QString uiConfigName,
 {
     RimPlotCurve::updateFieldUiState();
 
-    uiOrdering.add( &m_dataSourceForRegression );
-
     if ( m_dataSourceForRegression() == DataSource::ENSEMBLE )
     {
         uiOrdering.add( &m_ensembleCurveSet );
@@ -655,6 +654,44 @@ QList<caf::PdmOptionItemInfo> RimSummaryRegressionAnalysisCurve::calculateValueO
         return options;
     }
 
+    if ( fieldNeedingOptions == &m_ensembleStatisticsType )
+    {
+        QList<caf::PdmOptionItemInfo> options;
+        options.append( { "None", nullptr } );
+
+        if ( m_ensembleCurveSet() )
+        {
+            auto statisticsOptions = m_ensembleCurveSet()->statisticsOptions();
+
+            std::vector<RifEclipseSummaryAddressDefines::StatisticsType> availableStatistics;
+            if ( statisticsOptions->showP10Curve() )
+            {
+                availableStatistics.push_back( RifEclipseSummaryAddressDefines::StatisticsType::P10 );
+            }
+            if ( statisticsOptions->showP50Curve() )
+            {
+                availableStatistics.push_back( RifEclipseSummaryAddressDefines::StatisticsType::P50 );
+            }
+            if ( statisticsOptions->showP90Curve() )
+            {
+                availableStatistics.push_back( RifEclipseSummaryAddressDefines::StatisticsType::P90 );
+            }
+            if ( statisticsOptions->showMeanCurve() )
+            {
+                availableStatistics.push_back( RifEclipseSummaryAddressDefines::StatisticsType::MEAN );
+            }
+
+            for ( const auto& statisticsType : availableStatistics )
+            {
+                options.push_back(
+                    caf::PdmOptionItemInfo( caf::AppEnum<RifEclipseSummaryAddressDefines::StatisticsType>::uiText( statisticsType ),
+                                            statisticsType ) );
+            }
+        }
+
+        return options;
+    }
+
     return RimSummaryCurve::calculateValueOptions( fieldNeedingOptions );
 }