GPA and Class
A college professor classifies his students according to their grade point average (GPA)and their class rank.GPA is on a 0.0-4.0 scale,and class rank is defined as the under class (freshmen and sophomores)and the upper class (juniors and seniors).One student is selected at random. 
-{GPA and Class Narrative} Are being in the upper class and having a GPA over 3.0 related? Explain.
Definitions:
Square Root
A mathematical function that, for a given number, produces a value which, when multiplied by itself, gives the original number.
Mixed Number
A number composed of an integer and a fraction, representing a value greater than or equal to one.
Spoken Aloud
Reading or saying words out loud.
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