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API Gravity
A measure of how heavy or light a petroleum liquid is compared to water, used in the oil and gas industry to classify oils.
Pearson Correlation
A measure of the linear relationship between two quantitative continuous variables, ranging from -1 to 1, where 1 means a perfect positive correlation and -1 a perfect negative correlation.
Price Per Barrel
The cost of a barrel of goods, commonly used to denote the cost of a barrel of crude oil in financial markets.
Confidence Interval Estimate
A confidence interval estimate provides a range of values, derived from sample data, that is likely to contain the value of an unknown population parameter, along with a given level of confidence.
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