Below and also attached is a TI-83 version of Allan Rossman's Minitab Macro's for problem 7-4 of Workshop Statistics.. The attached file can be imported directly by a TI-83 Link into the Mac (IBM also ??) using the Tools/Import Ascii Program Menu.
------- I tried to have it also plot the regression line but cannot get a and b of ax + b into Y1 (trying to use strings). Help - can you figure out how to do this? -------- Program RANDCORR.83p