App: Sigma
Developer: 元荃 李
Genres: Produktivität, Dienst­programme

Sigma  is a powerful statistical software everyone can use. Analyze your data and plot it.More than 15 H-Test method,18 types of probability distribution.

+  Probability Distributions
Normal, Chi Square, F, T, Uniform, Poisson, Geometric, Negative Binomial, Hypergeometric, Beta, Cauchy, Exponential, Gamma, LogNormal, Logistic,
 Wilcoxon, Weibull, Wilcoxon Rank Sum Statistic.

+  Plots
-   Scatter Plot
-   Line Plot
-   Radar Plot
-   Pie Plot
-   Bar Plot
-   Box Plot
-   Graph Plot
-  Normal And Chisquare Distribution Plot

+ Special Plots
-   Stem And Leaf
-   Pareto
-   Histogram
-   Facet Scatter
-   Facet Bar
-   Facet Line
-   Facet Pie
-   Facet Area
-   Jitter Point
-  Nightingale Rose
-   Bubble
-  Scatter Matrix


+  Hypothesis Tests
-   Normality Test (Anderson Darling, Jarque-Bera, Shapiro-   Wilk)
-   One-Sample T Test
-   Two-Sample T Test
-   One-Sample Z Test
-   Chi-Square Test
-   Mann-Whitney U Test
-   One Sample Sign Test
-   One Variance 
-   F(Var) Test
-   Binomial Test
-  Kolmogorov–Smirnov Test
-  One-Way ANOVA
-  Two-Way ANOVA
-   Levene Test
-   Bartlett Test
-   Flinger Test
-   Multiple Line Regression
- Binary Logistic Regression
-  Correlation Matrix And Correlation Test(Pearson and Spearman)
-  Covariation Matrix
-  Two Sample Z Test
- Two Proportion Z Test
-  Two Sample Sign Test


+  Control Charts
-   Xbar Chart
-   R Chart
-   S Chart
-   Xbar.One Chart
-   P Chart
-   NP Chart
-   U Chart
-   C Chart

Online Help:http://www.tyevolution.com/nr.jsp?_np=0_315_17

Release notes:
1.fixed few bugs