The application of Cox proportional hazards (CoxPH) models to survival data and the derivation of hazard ratio (HR) are well established. Although nonlinear, tree-based machine learning (ML) models ...
It is shown that the distribution of the ratio of two normal variables can be easily computed and plotted with a personal computer, using a formula of Fieller (1932). Some useful theorems for reducing ...
Example: The Sunday edition of most metropolitan newspapers usually contains a “Homes and Living” section. A standard feature is the “add something to your home” article, which focuses on adding ...
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