In python,

Create a table of grades for 20 students for three tests. Totally there are grades for 3 tests and three test scores for each student. In the table, each student has a row. Their grades are random floating-point numbers generated from the normal distribution.

Once complete,

Round grades to xx.x.

Generate the average grade of Test 1

Generate the average, max. and min. grade of student no.5, and show them in the format as The best grade of student no. 5 is XX.X, the worst grade is XX.X and the average is XX.X