Dominik S. Meier questions

Dominik S. Meier answers

• How to obtain principal component % variance explained in R? prcomp() and preProcess() comparison
• aov and t.test deliver different results
• "Error: Must subset rows with a valid subscript vector" in preProcess() when using knnImpute
• Replace df <- df %>% ... with a shortcut
• Why is dplyr::cummean(x) not equal to cumsum(x)/seq_along(x)?