Cost of Books
The editor of a major academic book publisher claims that a large part of the cost of books is the cost of paper.This implies that larger books will cost more money.As an experiment to analyze the claim,a university student visits the bookstore and records the number of pages and the selling price of twelve randomly selected books.These data are listed below. 
-{Cost of Books Narrative} Determine the coefficient of determination and discuss what its value tells you.
Definitions:
Anorexia Nervosa
An eating disorder characterized by an obsession with food, body weight, and shape, leading to extreme weight loss.
Extreme Thinness
A potentially harmful physical condition characterized by an abnormally low body weight.
Endocrine Difficulties
Medical conditions that arise from problems with the endocrine system, which is responsible for producing and regulating hormones in the body.
Anorexia Nervosa
An eating disorder characterized by an obsessive fear of gaining weight, leading to a refusal to eat sufficient food.
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