p t2way5 module to perform Tukey's Two-Way Analysis by Medians p tab2way module to handle two-way tables with percentages p tab3way module to handle three-way tables with percentages p tab_chi modules for tabulation and chi-square tasks p taba module for tabulation of frequencies p tabcond module to tabulate frequencies satisfying specified conditions p tabcount module to to tabulate frequencies, with zeros explicit p tabhbar module to show table of frequencies as horizontal bar chart p tabhplot module to show table of frequencies as horizontal plot p tablab module to autocrosstabulate a variable p tablecol module to add column percentages to table command p tablepc module for percent calculation prior to table p tabmerge module to tabulate report on merge p tabplot module to show table of frequencies as one or more bar charts or histograms p tabsort module for tabulation and chi-square tasks p takelogs module to calculate logs of the data p texteditors module -- some notes on text editors for Stata users p textgph module to automate changing directories p tgraph module to plot graph with transformed axes p thinplate module to calculate thin plate splines p title module to create a title for logfiles p tknz module to tokenize string into named macros p tobitiv module to perform instrumental variables tobit p todate module to generate Stata date variables from run-together date variables p tolower module to rename variables with lower case names p tomode module to change values of a variable to mode(s) p torats module to facilitate transfer of data to RATS p torumm module to produce data in RUMM format p tosql module to transfer data to SQL database p tostring module to change numeric variables into string variables p tpred module to generate predictions from Tobit model p tpvar module to generate turning-point variable for graphics labelling p transint help files for transformations p trinary module containing extensions to generate to implement three-way logic p triplot module to generate triangular plots p triprobit module to estimate trivariate probit model using the GHK simulator p trnbin0 module to estimate zero-truncated negative binomial regression p trpois0 module to estimate zero-truncated Poisson regression models p tryem module to run all possible subset regressions p tscollap module to compact timeseries into dataset of means, sums, end-of-period values p tsgraph module to produce time series line graph p tsmktim module to generate time-series calendar variable p tsplot module to produce a time series plot p tsspell module for identification of spells or runs in time series p tabcount module to tabulate frequencies, with zeros explicit p tablecol module to add column percentages to table command p tabsort module for tabulation and chi-square tasks p tabstatmat module to save matrices saved by tabstat to single named matrix p tarow module to tabulate each row against all others p textgph module to automate changing directories p tmpdir module to indicate the directory Stata is using for a temporary directory p todate module to generate Stata date variables from run-together date variables p tostring module to change numeric variables into string variables p triplot module to generate triangular plots p tscollap module to compact timeseries into dataset of means, sums, end-of-period values p tsgraph module to produce time series line graph p tsspell module for identification of spells or runs in time series p tabplot module to show table of frequencies as table of bars p tabplot module to show table of frequencies as table of bars p tabplot module to show table of frequencies as table of bars