code: public static void exportevaluationCalibrationToHtmlFile(EvaluationCalibration ec, File file) throws IOException {
          String asHtml = evaluationCalibrationToHtml(ec);
          FileUtils.writeStringToFile(file, asHtml);
      }
docs: Given a {@link EvaluationCalibration} instance, export the charts to a stand-alone HTML file
  @param ec  EvaluationCalibration instance to export HTML charts for
  @param file File to export to