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Why was the Pullman Company an early area for black labor organizing?
Residuals
The differences between observed and predicted values in a regression analysis, representing the error not explained by the model.
Heteroscedasticity
A situation in regression analysis where the variance of the error terms varies across different levels of an independent variable.
Oil Quality
The degree to which oil meets specific criteria to determine its suitability for particular uses, such as viscosity, purity, and absence of contaminants.
Standardized Residuals
The differences between observed and predicted values, divided by the standard error, used in statistical analysis to assess model fit.
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