ROIstat Planned Features

The following items are planned for ROIstat:

• Time Horizon
  • Near
    • Measurement system analysis 
      • Discrete
    • Crosstab functionality
      • From data
      • Entered by hand
  • Medium
    • Add Weibull and Johnson curves to the distribution tab
    • Calculate confidence intervals from statistics: z, t, s, p, c
    • Calculate sample sizes for estimation
    • Taguchi loss estimation from parameters and data
    • Basic capability calculations
    • Autocorrelation tests
    • Save and load file functionality
  • Long
    • Add distribution fitting
    • Distribution fit capability calculations
    • Transform data inside of ROIstat
    • Add helpful informational graphs and assumption tests within various statistical tests
    • Add contrasts, complex contrasts including Bonferroni-Dunn approach and procedure
    • Add two-way and higher ANOVA - fixed
    • Add two-way and higher ANOVA - random
    • Add two-way and higher mixed models
    • Taguchi fractional factorial design
    • Estimation based on experimental results
• Completed
  • • Measurement system analysis - complete
      • Continuous
    • Run charts - complete
    • SPC including a variety of ways of estimating variance - complete
    • Reference column-based tests - complete
    • ANOVA - Analysis of Variance - complete for oneway
    • Add probability between two values, outside of two values, above or below one value and shading for - complete
      • Binomial
      • Poisson
      • Exponential
    • Exact power and sample size calculations for Poisson - complete