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If your tuition is $5,000 this semester, your books cost $600, you can only work 20 rather than 40 hours per week during the 15 weeks you are taking classes and you make $15 per hour, and your room and board is $3,000 this semester (same as if not attending college) , then your opportunity cost of attending college this semester is
Sample
A subset of a population used in statistical analysis, which is representative of the whole population to infer conclusions about the population.
Population
The entire group of individuals or objects that is the subject of a statistical analysis.
Variables
Elements, features, or factors that are likely to change or vary in an experiment or dataset.
Scientific Method
A systematic, organized series of steps that helps ensure objectivity and consistency in exploring a social or scientific problem.
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