The major assumption behind traditional parametric procedures--more fundamental than normality and homogeneity of variance--is the assumption that we have randomly sampled from some population ...

Simple random assignment assigns all subjects to an experimental condition with an equal probability by flipping a (weighted) coin for each subject. For example, you might want subjects to be randomly ...

randomizr is a small package for r that simplifies the design and analysis of randomized experiments. In particular, it makes the random assignment procedure transparent, flexible, and most ...

ID3 (Examples, Target_Attribute, Attributes) Create a root node for the tree4. If all examples are positive, Return the single-node tree Root, with label = +.5. If all examples are negative, Return ...

Hydroxychloroquine, chloroquine, and remdesivir are among the drugs commonly discussed as treatments for the new viral infection, coronavirus disease 2019 (COVID-19). Previously, I described different ...