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-rw-r--r--lib/regression.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/regression.rb b/lib/regression.rb
index fd2855f..25c0732 100644
--- a/lib/regression.rb
+++ b/lib/regression.rb
@@ -17,7 +17,7 @@ module OpenTox
sim_sum += weights[i]
end if dependent_variables
sim_sum == 0 ? prediction = nil : prediction = weighted_sum/sim_sum
- {:value => prediction}
+ {:value => prediction, :warnings => ["Weighted average prediction, no prediction interval available."]}
end
end