/// <summary>
        /// 平均留存率测试方法
        /// </summary>
        /// <param name="dateType"></param>
        /// <param name="bgTime"></param>
        /// <param name="edTime"></param>
        /// <param name="usrType"></param>
        /// <param name="regSource"></param>
        /// <returns></returns>
        public static UserRetentionModel GetUserRetentionTest(string dateType, DateTime bgTime, DateTime edTime,
                                                              string usrType, string regSource)
        {
            UserRetentionDAL dal = new UserRetentionDAL();

            return(dal.GetUserRetentionTest(dateType, bgTime, edTime, usrType, regSource));
        }
        public static ActiveChangeModel GetActiveStatus(DateTime stDate, DateTime edDate)
        {
            UserRetentionDAL dal = new UserRetentionDAL();

            return(dal.GetActiveChangeData(stDate, edDate));
        }