Suppose you were hired as a statistical consultant to determine the opinion of the student body as to whether or not they feel the bookstore is purposely overcharging for books. Briefly outline how you would collect data
to answer this question and explain why your process is (or is not) an experiment. If it will be of assistance to
you, assume the campus population is 12,537.

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Ответ:

622ghernandezc

18.10.2020

Mathematics

$f(x)=x^2\\\\\dfrac{f(x+h)-f(x)}{h}=\dfrac{(x+h)^2-x^2}{h}\\\\=\dfrac{x^2+2xh+h^2-x^2}{h}=\dfrac{2xh+h^2}{h}\\\\=\dfrac{h(2x+h)}{h}=\boxed{2x+h}$

Used:
(a + b)² = a² + 2ab + b²

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