Examlex
The "separate but equal" doctrine was overturned by the Supreme Court case of Plessy v. Ferguson.
Variance
An indicator of the variability or extent to which a collection of data values is spread out from their average.
API Gravity
A measure of how heavy or light a petroleum liquid is compared to water, used to classify oils.
Confidence Interval
An estimated range of values which is likely to include an unknown population parameter, calculated from a given set of sample data.
Price Per Barrel
The cost of a single barrel of goods, often used to refer to crude oil in the commodities market.
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