Examlex
Opportunity loss is the difference between what the decision maker's payoff for an act is and what the payoff would have been had the best decision been made.
Variance
A measure of the dispersion indicating how far individual numbers are from the mean.
Chi-squared Distribution
A statistical tool used to compare observed data with data we would expect to obtain according to a specific hypothesis.
Sample
A subset of individuals or units from a larger population used to estimate characteristics of the whole population.
Population
The entire pool from which a sample is drawn for statistical analysis. It can include people, objects, or events depending on the study.
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