Calculator Resources Resources for the TI-83/84 graphing calculator. See file README for more details. TI Connect or TI GraphLink software (and cable) needed to get programs from computer to calculator - see Links page to get to TI's site. StatsApp Size: 19 KB Ti-83/84 application consisting of 13 programs dealing with a variety of AP Statistics topics. StatsApp description Descriptions of the programs contained in StatsApp. (STILL BEING WRITTEN) README (word) Size: 262 KB This is not a program. This file has details on the purpose of the programs below and how they work. README (pdf) Size: 517 KB This is not a program. This file has details on the purpose of the programs below and how they work. ADDPOINT Size: 1 KB Adds a point to a scatterplot and illustrates the effect on the regression line and r. CHISQDIE Size: 1 KB Updates the chi-square value and the p-value of a goodness of fit test as a distribution changes. CONFINTR Size: 1 KB Shows the meaning of "95% confidence" by seeing an interval capture (or not capture) the parameter. RSQUARED Size: 1 KB Demonstrates the sources of variation on which the calculation of r-squared is based. SAMPLING Size: 1 KB Illustrates success/failure sampling from a population.