Help! The grades A, B, C, and D that you may get in a class are discrete. There is no such thing as a grade of B 1/2, for exampl
e. However, grade points can be assigned to these grades according to the table shown below:Similar to grades, grade points can be sorted. But they can also be added and divided and so on. This allows for the calculation of a grade point average, or GPA. For example, the grade point average of A, A, B+, B, B-, and C+ is(4.0 + 4.0 + 3.3 + 3.0 + 2.7 + 2.3)/5 = 3.22. Grade points can take on any numeric values between 0 and 4. They are an example of a _____ variable.
