"There are three kinds of lies: lies, damned lies and statistics" - attributed to Benjamin Disraeli (1804-1881) in Mark Twain,

Required material(s):​ You are now expected to use a TI 83/84. While new versions can be pricey, they retain their value much better than books. There is also a chance you may know someone who has one who does not need it and would be willing to lend it to you/ sell it used. There are other calculators for which you can get by, however, in-class instruction will assume you have one. In addition, please have access to Excel, Minitab, SPSS or some other statistical software package.