public void Create(DalQuizStatistic entity)
        {
            QuizStatistic statisticNode = new QuizStatistic()
            {
                Correct = entity.Correct,
                DatePassed = entity.DatePassed,
                QuizId = entity.QuizId,
                UserId = entity.UserId
            };

            context.Set<QuizStatistic>().Add(statisticNode);
        }
 public void Update(DalQuizStatistic entity)
 {
     throw new NotImplementedException();
 }