# File lib/camping-abingo.rb, line 876
          def end_experiment!(final_alternative, conversion_name = nil)
                ABingoCampingPlugin.logger.debug "Experiment> end_experiment(final_alternative=#{final_alternative}, conversion_name=#{conversion_name})"
                
                conversion_name ||= test_name
                ActiveRecord::Base.transaction do
                  alternatives.each do |alternative|
                        alternative.lookup = "Experiment completed.  #{alternative.id}"
                        alternative.save!
                  end
                  update_attribute(:status, "Finished")
                  Abingo.cache.write("Abingo::Experiment::short_circuit(#{test_name})".gsub(" ", "_"), final_alternative)
                end
          end