Examlex
The opportunity cost of going to college is the same for all students who are receiving full-tuition scholarships.
Tchebysheff's Theorem
A statistical rule stating that for any dataset, regardless of distribution, a certain minimum percentage of values must lie within a specified number of standard deviations from the mean.
Population Mean
A calculation of the central value among all data points in a population.
Sample Mean
The average of a set of numerical values taken from a sample.
Grouped Data
Data that has been organized into groups or categories, often to simplify analysis and identify patterns within the data set.
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