GPA and Class

question 16

Short Answer

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} What is the probability that the student is in the lower class?

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Definitions:

Endocrine Glands

Glands that secrete hormones directly into the bloodstream, regulating various body functions.

Ducts

Tubes, channels, or passages in the body or in a machine that convey fluid or air from one location to another.

Interstitial Fluid

Fluid that surrounds the body’s cells; consists of dissolved substances that leave the blood capillaries by filtration and diffusion.

Metabolism

The set of life-sustaining chemical reactions in organisms to convert food into energy, and build or maintain their cells.