select怎么查询表中的最高工资，最底工资和平均工资

select怎么查询表中的最高工资，最底工资和平均工资

SELECT
    AVG( student_score ) AS score_avg,
    MIN( student_score ) AS score_min,
    MAX( student_score ) AS score_max 
FROM
    tb_students_score;

student_score 换成工资字段名，tb_students_score换成表名