To download programs for the Statistics manuals that I wrote, visit the following sites:

TI-83 Graphing Calculator Manual for David S. Moore's The Basic Practice of Statistics

TI-83 Graphing Calculator Manual for Moore and McCabe's Introduction to the Practice of Statistics

TI-83 Graphing Calculator Manual for Moore, McCabe, Duckworth, and Sclove's The Practice of Business Statistics

My own personal statistics programs:

Statistical Inference on the TI-83+/86/89