Advanced statistics analysis, including 10 hypothesis testing functions, seven confidence interval functions and one-way analysis of variance. Eighteen probability distributions functions, including the cumulative distribution function (CDF), probability density function (PDF) and inverse probability distribution function for normal, chi-squared, t-, and F- distributions; and the CDF and PDF for binomial, geometric and Poisson distributions. Three statistical plot definitions for scatter plots, xy-line plots, histograms, regular and modified box-and-whisker plots, and normal probability plots.