association.measures    Measures of association
concordant.pairs        The number of concordant pairs in a table or
                        matrix
discordant.pairs        The number of discordant pairs in a table or
                        matrix
oii                     Commands for the OII MSc Stats course
oii.freq                Frequency tables
oii.summary             Print summary statistics for a numeric variable
oii.xtab                A cross-tabulation with measures of association
tied.pairs              The number of tied pairs, a measure of
                        association
