Advanced statistics features including 10 hypothesis testing functions, seven confidence interval functions and one-way analysis of variance GraphCalc is the best free online graphing calculator that almost completely replaces the TI 83 and TI 84 plus calculators.Three statistical plot definitions for scatter plots, xy-line plots, histograms, regular and modified box-and-whisker plots, and normal probability plots.List-based one- and two-variable statistical analysis, including logistic, sinusoidal, median-median, linear, logarithmic, exponential, power, quadratic polynomial, cubic polynomial, and quadratic polynomial regression models.Matrix operations including inverse, determinant, transpose, augment, reduced row echelon form and elementary row operations convert matrices to lists and vice-versa.Horizontal and vertical split-screen options.Seven different graph styles for differentiating the look of each graph drawn.Interactive analysis of function values, roots, maximums, minimums, integrals and derivatives The Texas Instruments TI-84 Plus Graphing Calculator features USB on-the-go technology for file sharing with other calculators and connecting to PCs,handling calculus, engineering, trigonometric, and financial functions, 12 apps preloaded, and displays graphs and tables on split screen to trace graph while scrolling through table values.Function evaluation table shows numeric evaluation of functions in table format.User-defined list names lists store up to 999 elements.Sequence graphing mode shows time series plot, cobweb/stair-step plot and phase plots.Up to 10 graphing functions defined, saved, graphed and analyzed at one time.Graphs 10 rectangular functions, six parametric expressions, six polar expressions and three recursively-defined sequences.Real and complex numbers calculated to 14-digit accuracy and displayed with 10 digits plus a two-digit exponent.
Advanced functions accessed through pull-down display menus.