countNA                 Number of missing values in a vector
dftoHTML                Data Frame to HTML Function
dftoLaTeX               Data Frame to LaTeX Function
formatfunc              Function-returning wrapper for format
independence.test       Group-Independence Test Function
is.round                Checks if information is lost by rounding
labeltable              Label Table Function
notNA                   Number of nonmissing values in a vector
nuniq                   Number of unique values in a vector
pctile                  Returns a vector of 100 percentiles
propNA                  Proportion or number of missing values in a
                        vector
sumtable                Summary Table Function
vtable                  Variable Table Function
weighted.sd             Weighted standard deviation
