Description: A student academic performance data files, each student's result record including student id, name, foreign language school, higher mathematics achievements, discrete math scores and grade point average six data, please design a performance management program the following functions.
2. Function description:
(1) enter each student's score and calculate the average score;
(2) the score of the score of the score of the table can be divided into the score of score;
(3) to check students' achievements and average points according to their academic Numbers;
(4) according to the name of the students, the students' achievements should be evenly divided;
(5) query the student records of each score according to the average score;
(6) the percentage of the total number of students according to the average score, and the percentage of the total number of students, is described in histogram;
(7) the percentage of the total number of students in each segment of the single division, as the percentage of the total number of students, is described in histogram.
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