Ten Students in a Graduate Program at the University of Toronto

question 29

Essay

Ten students in a graduate program at the University of Toronto were randomly selected.Their grade point averages (GPAs)when they entered the program were between 3.5 and 4.0.The data consist of the students' GPAs on entering the program and their current GPAs.Several graphs are shown below.

---

Definitions:

Cholinesterase

An enzyme that breaks down acetylcholine and other choline esters in the nervous system to terminate synaptic transmission.

Troponin

A protein complex involved in muscle contraction; often measured to diagnose heart attacks.

Sarcolemma

The thin, plasma membrane that surrounds the cytoplasm of muscle cells, critical in muscle contraction.

Graded Fashion

A term referring to a response that varies in degree or intensity, rather than being an all-or-nothing reaction.