Statistical operations in Survo D = Representation of data sets (DATA specification) S = Selecting variables and observations O = Results of statistical analyses V = Transformations of variables (VAR,TRANSFORM,CLASSIFY,LINCO,SMOOTH) H = Frequency distributions, histograms, fitting distributions (HISTO) M = Multiway tables (TAB) A = Analysis of variance (ANOVA) L = Generalised Linear Models (TABFIT,GENREG) B = Basic statistics (STAT, STATMSF, MINSTAT, Making samples) C = Means, standard deviations and correlations (CORR) J = Probability distributions T = Statistical tests R = Linear regression analysis (LINREG,REGDIAG) E = Nonlinear estimation and regression analysis (ESTIMATE) P = Multivariate analysis U = Time series analysis, Survival analysis G = Graphical methods (PLOT) X = General information on the Survo Editor