/// <summary> /// 全班单道题的结果统揽,echart图部分接口 /// </summary> /// <param name="practiceRecordId">练习卷Id</param> /// <param name="questionId">习题Id</param> /// <returns></returns> public string oneQuestionClassStatistics() { AllStudentQuestionStatisticsService allStudentQuestionStatisticsService = new AllStudentQuestionStatisticsService(); Dictionary <string, object> dic = allStudentQuestionStatisticsService.oneQuestionRecordStatistics(mUCPractice.exerciseRecordId, mUCPractice.questionId); return(MLPen.Helpers.JsonHelper.ToJSON(dic)); }