实验中学八年级（1）班50名学生参加期末考试，全班学生的数学成绩统计如表：

请根据表中提供的信息解答下列问题：

（1）该班学生这次考试数学成绩的众数是？

（2）该班学生这次考试数学成绩的中位数是？

（3）该班张华同学在这次考试中的数学成绩是83分，能不能说张华同学的数学成绩处于全班中游偏上水平？试说明理由．

A

    Ann is a basketball star. She is 18 years old. She usually gets up at six o'clock. She eats breakfast at seven. Ann and her friends usually play basketball from eight to twelve o'clock. At twelve o'clock she has lunch. School starts at two o'clock, she plays basketball again. At six thirty she has dinner. Ann usually does her homework at eight. At nine thirty she watches TV. Ann usually goes to bed at eleven. Basketball is her life!

根据短文内容,判断句子正误。