Bernhard questions

Bernhard answers

• R function to filter a variable by the first letter
• Does R incorrectly compute the chi-squared statistic for 2x2 tables with low cell counts?
• How can I write an R script to check for straight-lining; i.e., whether, for any given row, all values in a set of columns have the same value
• Sampling from a given probability distribution using R
• variable scope in R tryCatch block: is <<- necessary to change local variable defined before tryCatch?
• Why is Date is being returned as type 'double'?