smallStats
small and powerful statistics program for the iPad
smallStats in the AppStore
 
 
 
 

What's new in smallStats?

v 4.7

  • Power calculation for t-test, proportions and ANOVA in the general menu.
  • better graphpaper and line plot to graphpaper also in plot menu.
  • (transform can also transfom currency exchange rates)
  • a new attempt to clarify data entry by the dialog. (info button)
  • Weibull distributed random numbers
  • now reads 'comma separated files' files as send from other apps like 'Numbers'.
  • more Bayes.
  • more Transforms and column actions.
  • Wilcoxon- and Wilcoxon-signed rank distributions in 'Tables'.
  • and the Wilcoxon signed rank test in non parametrics.
  • noncentral t distributions in 'Tables'.
  • runlength encoding.
  • 'circular' random coordinates.
  • Angular correlation coefficient.
  • bug fixes.
  • Bezier plot.
  • Graphpaper to draw.
  • stopwatch/intervaltimer for data entry.

4.6

  • convert plots/graphs to data (digitise) (just take a photo!).
  • digitise a map to longitude and latitude coordinates.
  • distance between points with latitude and longitude (in transform).
  • meta-analysis and forest plot for metadata (Mantel-Haenszel, DerSimonian-Laird, Peto, forest and funnel plots).
  • logistic (logit) functions and plot (Tables).
  • pharmacokinetics in Bioinformatics and first order kinetics in non-Linear regressions.
  • age specific hazard models (survival analysis) also in non-Linear regressions.
  • Cohen's Kappa as a Measure of Concordance in Categorical Sorting.
  • bug fixes, menus reorganised.

V 4.5

  • tickmarks in plot in- or outside box, plotlabels editing.
  • interface cleanup, bug fixes, column means plot with standard error.
  • preferences in separate menu,
  • verbose or terse output in 'general'
  • overview plots have info popup windows
  • and other small changes (search, plots, fourier).
  • data input improved

V 4.2

  • 'rug' in scatterplot
  • ROC (receiver-operator curves)
  • enhancement in difference plot
  • changed ecology to bioinformatics
  • DNA sequence analysis
  • IOS 7 user interface
  • Bayes in separate menu
  • Now 16 columns !! We always wanted at least all twelve month in twelve columns, now the iPad proved to be powerful enough to have 16 columns ! More is possible, but at the moment we think 16 will do.
  • 'rug' in scatterplot.
  • ROC (receiver-operator curves).
  • enhancement in difference plot.
  • The Fisher's exact routine is improved and there is a comparable Bayes routine (in non-parametric).
  • Not only json, but also comma and tab separated files (csv;s) can be read from Dropbox (in/out).
  • Amortize function to fill columns (transforms).
  • An X - y1,y2.. plot routine.
  • added Median Absolute Deviation (MAD) and Robust Tau-Estimate of Scale (in parametrics,overview)
  • This version has a unified and enhanced user interface, all routines have about the same style.
  • A lot of warnings are added.
  • There are some small additions in the ecology menu (Mantel association test for two distance matrices)
  • the transform menu several changes;
  • some changes in the plot menu (parallel coordinates chart difference plot and relative percentage change plot)
  • better i/o.
  • more items in the search menu

and before:

  • linear regression (regression menu) rearranged, Theil-Sen, Kendall, Robust, Deming, RMA and the like, in one item with better plot
  • Bayes new routines, (proportions, regression), new interface, but still in its infancy
  • 'heatmap' plot with general interface and colorlookup tables
  • Wald and adjusted Wald interval, binomial test for proportions
  • changes and additions to transformmenu, more plots
  • Test for homogeneity of variance: Brown-Forsythe Levene-type test (deviations from median)
  • and conventional Levene test (deviations from mean) added to ANOVA
  • userinterface improvements
  • use Bayes to estimate proportions
  • more explanations in search menu
  • non-parametric Friedmann's test, Moses rank-like and Fisher exact test added to menu
  • fill column with beta distribution or binomial distribution
  • smallStats started small, but now, with about 300 routines, it needed a search menu.
  • some explanations and rematks in the search menu
  • non-parametric Friedmann's test, Moses rank-like and Fisher exact test added to menu
  • several ways of filling columns in a separate menu (random numbers and the like)
  • swap columns and merge columns in transform menu
  • redesigned local storage and file interface
  • can now store all columns in one file
  • reduced example size for 3d to accomodate older iPads
  • 3d plot as surface or mesh from list of coordinates
  • Analysis of proportions: Mantel - Haenszel estimate, logistic regression, arcsin,
  • two-way with replication anova R x C test
  • non-parametric Scheirer-Ray-Hare anova
  • ifelse.. ,log(x+1) in transforms, with more warnings
  • enhanced coplot
  • user interface enhancements
  • improved heat map for correlation matrix.
  • series of random numbers added (beta distribution, Chinese restaurant Model, Polya's urn and breaking stick)
  • (in the fun department: primes and others)
  • new version of 'the smallStats Companion' in the iBook store (free)
  • small bug fixes, small interface change
  • speedier contours,
  • digitise photo's (for example for spatial distribution)
  • Time series menu with decompose, plot, Ljung-Box, Holt-Winters and Hodrick-Prescott, Christiani-Fitzgerald, BaxterKing smoothing
  • More demodata in better interface
  • New user interface for website data and more online datafiles
  • Moving difference,
  • plot to compare columns.
  • contourplot for files and images (and camera)
  • more unit conversions
  • improved interface for tables plots
  • indicative correlation plot added to coplot
  • new Bayes interface with:
  • Gibbs sampler for one and two columns, first MCMC
  • fill more columns from one line, (matlab style, with ';' separator)
  • input data from a website file (tabs or comma delimited)
  • improved scatterplot
  • add comments to the result output
  • matrix routines, covariance, inverse, svd, solve, principal comps.
  • 'mean centering' and 'remove outliers' in transforms
  • email also in 'R' format
  • 'birthday paradox' in tables menu (probability of coincidences)
  • bug fixes (cochran, histograms and others)

v1.73

  • 'mean centering' and 'remove outliers' in transforms
  • bug fixes (anova, loess)
  • improved user interface fourier
  • a suite of moving averages
  • better QQplot, boxplot, indexplot, coplot etcetera.
  • new human interface for overview and summary of a column of data
  • dropbox sdk-1.3.2
  • Jarque-Bera test
  • more transforms
  • new tables menu with more and better plots and more distributions (19)
  • -> there is a (free !) iBook in the iBook store: 'the smallStats Companion'
  • rearranged and improved plot menu
  • new plots (Pareto, Controlchart, polar, 3d histogram etc)
  • Studentized range in tables
  • improved SNK output
  • corrected bugs and inaccuracies
  • info changed
  • Fligner-Kileen and Bartlett test for variances
  • Better Anova output
  • Access to video help from website
  • donut chart, percentage bar plot, data in resultview
  • Latin square Anova
  • histograms to scatterplot option
  • several bugfixes and improvements
  • started with Apple's accelerate framework (longer battery life and faster routines)
  • More functions in console: sqrt, log, exp, abs, sin, cos, tan, asin, near, ceil, floor, ranks, ranks with ties, order, norm, and reciprocal
  • also in the redesigned transformmenu

v1.5

  • general stability and compatibility improvements
  • Redesigned new data-entry with help, (and removed the redundant string date entry in in/out menu)
  • first draft of a console added
  • moving average (in transforms)
  • Tukey's 'five-number summary'
  • redesigned contingency tables
  • moved Fisher's exact to contingency table
  • twitter in info window
  • better user preferences

v1.46

  • bug fixes
  • plot bug fixed (bug introduced in previous version)
  • added bubble chart
  • visual representation of correlation matrix
  • more help-views
  • lumped general statistics
  • changed user interface Fourier

v1.45

  • several bug fixes
  • formatted output (html)
  • with (air)print
  • Jolly-Seber mark recapture added
  • Improved similarity measures and distance measures
  • check if internet available
  • improved help views, internal and from the internet

v1.3

  • improved data entry and editing
  • 'DropBox' in and output, for data and results
  • expanded web access
  • added 'help window' for several routines
  • added a startup screen with some introductory help
  • results can now be printed to shared printer

v1.2

  • corrected bugs and inaccuracies
  • added Gamma statistic (nonparametric correlation)
  • added Hill dose-response as alternative for logistic 4 parameters
  • changed dialog localfiles
  • added Akaike information criterion
  • added plot ternary diagrams
  • major axis, standard axis and Kendall robust regression lines (The Theil-Sen estimator)
  • model II regression confidence ellipses in plot
  • added lowess, loess modeling in regression item
  • added powerspectrum, Fourrier transform
  • changed standard for example button v1.1:
  • corrected bugs and inaccuracies
  • added a separate menu for regression and correlation
  • added polynomial regression and plot
  • added non-linear regression with f.e. Michaelis-Menten, Weibull, Gompertz and several others with an elaborate userinterface.
  • added Erlang, binomial and negative Binomial distributions
  • math symbols in the text
  • made it easy to switch to the world wide web
  • brought website 'smallstats.org' uptodate
  • added some explanation to Kalman results
  • added 'clear all' in miscelaneous
  • added 24 hour to radians transform
  • added sort and normalise 0..1 transform
  • more than one line in colors in 'lineplot'

Copyright 2012 Robota Softwarehouse BV / Paul Diegenbach- Alle rechten voorbehouden
smallStats is a trademark of Robota Softwarehouse BV, The Netherlands.