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Most analysts focus on the cost of tuition as the way to measure the cost of a college education. But incidentals, such as textbook costs, are rarely considered. A researcher at Drummand University wishes to estimate the textbook costs of first-year students at Drummand. To do so, she monitored the textbook cost of 250 first-year students and found that their average textbook cost was $300 per semester. Identify the sample in the study.
Base
A substance that accepts protons from acids according to the Brønsted-Lowry acid-base theory and has a high pH in solution.
Sugar
A sweet-tasting carbohydrate that is used as a source of energy in living organisms.
Protein
Large biomolecules consisting of one or more chains of amino acids, crucial for the structure, function, and regulation of the body's cells, tissues, and organs.
Amylase
An enzyme that catalyzes the breakdown of starches into sugars, playing a critical role in the digestive process.
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