Mstat version history
Version 8.0.1 (2/2024)
- New Features
- Update to J 9.5 and Qt 6.5.3, 64-bit only on all platforms
- macOS universal binaries run natively on Apple M1 and Intel hardware
- Import entire tables from csv or tab-delimited files
- Tests for differences in dispersion/variance for two and multiple samples
- Random variates from negative binomial and Poisson distributions
- Fixes
- Better checking for contingency table validity
- Improved random number generator
Version 7.0.1 (12/2020)
- New Features
- Update to J901 and Qt 5.12.10
- Signed macOS app
- Drag and Drop for multiple sample dialog
- Ordered bar charts
- Bayesian predictive values
- Fixes
- Fix pairsmp problem for floating bar chart
- Fix bin data to reflect open upper bound for last category
Version 6.6.2 (3/2020)
- Fixes
- Fix for Wilcoxon with small n and heavy ties
Version 6.6.1 (3/2020)
- New Features
- Update to J807(e) and Qt 5.9.9
- Fixes
- Fix update function due to website move
Version 6.5.1 (5/2019)
- New Features
- Update to J807 and Qt 5.9.7
- Rewrite plug-in function to allow script loading on the fly
- Band plot data output
- Easier access to terminal window
Version 6.4.2 (3/2018)
- New Features
- Update to Qt 5.9.4
- Fixes
- Fix for exact permutation test
Version 6.4.1 (2/2018)
- New Features
- Update to J806, Qt 5.9.3
- Add xy band plot (quartiles and CI)
- Add dual Y axis support to xy plots
- Multiple variable rescale
- Keep classify dialog open (similar to new variable)
- Update to J806, Qt 5.9.3
- Fixes
- Make plot size stick when save plot file
- Fix y axis tic locations
- Fix random plug-in dialog
- Fix linux default fonts
Version 6.3.2 (5/2017)
- New Features
- Option to treat blank as zero for imported variables
Version 6.3.1 (5/2017)
- New Features
- Update to J805 and Qt 5.6.2
- Inverse Kaplan-Meier plot
Version 6.2.1 (7/2016)
- New Features
- Update to J804 and Qt 5.4.2
- Import text files as ansi, utf-8, or utf-16
- Wrap toggle for main window
- More logging to output window
- Import and export toolbar buttons
- Prefix variable name for import
- Fixes
- Various minor bug fixes
Version 6.1.4 (6/2014)
- Fixes
- Fix various issues due to changes in listbox format, including Which test?
Version 6.1.2 (5/2014)
- Fixes
- Fix regression in file import
Version 6.1.1 (5/2014)
- New features
- Reorganize Windows install so program shortcuts behave
- Fixes
- Fix to which test
- Show number of bootstrap trials for Kaplan-Meier output
- Allow J notation in Edit variable dialog
- Fix installs on non-English Windows
- Fix update function
Version 6.0.1 (1/2014)
- New features
- Refactored to use Qt toolkit
- 64-bit OSX version
- Computation of adjusted p-values and false discovery rate for multiple comparisons
- Improved approximation for normal tail probability
- Explicitly set plot size from Modify Plot
- Fixes
- Stricter error-checking on user inputs
Version 5.5.7 (4/2013)
Note: versions 5.5.5 and 5.5.6 were for testing and not released.
- New features
- Expanded Wilcoxon exact test range (also for pairwise and multiple experiments)
- Modified Wilcoxon null distribution to use Edgeworth approximation
- Fixes
- Fixed bug in csv import that occasionally failed to import last row
Version 5.5.4 (2/2012)
- Fixes
- Fixed bug in About dialog for OSX and linux
Version 5.5.3 (2/2012)
- Fixes
- Fixed error on Windows XP installations
Version 5.5.2 (1/2012)
- Fixes
- Fixed grouped bar plot colors for single value per group
- Update function opened wrong web page for major update
- Change version date handling, use ISO format in About box
Version 5.5.1 (1/2012)
- New features
- Add Barnard's exact test
- Add Pairwise two sample tests
- Uniform html help files across platforms
- Improved font defaults for Windows 7
- Fixes
- Fix two-sided Fisher (bound by 1)
- Fix wch to include Barnard's exact test
- Convert zlib to cdecl under Win for consistency
- Fix minor bug in update version checking
- Fix bug in subtitle font size for power plots
- Limit line style in regression plots to solid or dotted
Version 5.4.5 (3/2011)
- Fixes
- Fix error in Kaplan-Meier analysis when only one variable is defined.
Version 5.4.4 (12/2010)
- Fixes
- Fix adjustment for unequal block sizes in exact permutation test.
Version 5.4.3 (11/2010)
- Fixes
- Fix median survival estimation when final survival is 50% for Kaplan-Meier analysis.
Version 5.4.2 (9/2010)
- Fixes
- Fix sd placement for 'Grouped with sd' bar graphs
- Disallow ';' in plot titles and axis captions (',' substituted)
- Fixed update function under Windows XP
Version 5.4.1 (8/2010)
- New features
- Classify an Indicator variable by another Indicator
- New plug-in for Barnard's exact test
- Updated toolbar icons
- Fixes
- Fixed update function for 32-bit systems
- Eliminate empty columns in imported table
Version 5.3.1 (6/2010)
- New features
- New automatic update function
- Export variables as csv file
- Pairwise plug-in
- Fixes
- Bug in importing compressed files on 64-bit Linux
- Avoid "Failure to get java metrics" error on OSX
- Failure to perform exact permutation test on multiple experiments when appropriate
- Better behavior of modal dialogs on OSX and Linux
- Bug in changing duplicate variable names when importing data
Version 5.21 (5/2010)
- New features
- Ability to import compressed (gzipped) delimited files
- Improved responsiveness for large import tables
- Fixes
- Fix startup on Intel Mac OSX 10.4
- Fix multiple expt to do Lehman if ties
Version 5.20 (1/2010)
- New features
- 64-bit versions for Windows and Linux
- Set plot to black and white option
- Plot multiple sample distributions
- Allow open sympols for plots
- Multiple colors in dot plots
- Add one-sided logrank test
- Fixes
- Fix tie bug in signed rank test
- Bring Modify Plot window to foreground if open
- Fix axis label bug for plot without frame
- Better defaults for minor tics
- Fix bar color for histogram
- Fix TAB bug in table entry
- Fix multiple power curves bug for Fisher's exact test
Version 5.11 (9/2009)
- Fixes
- Fix for 64-bit OSX Snow Leopard
Version 5.10 (5/2008)
- New features
- Update to J 6.02
- Optionally show censoring times on Kaplan Meier plots
- Fixes
- Fix axis bug for dot plots
- Fix normal data bug for Wilcoxon sample size
Version 5.02 (2/2008)
- Fixes
- Fix pdf plot print bug for Acrobat
- Disallow x,y as variable names
Version 5.01 (10/2007)
- New features
- Rewritten to J 6.01 base
- Expand plot types to include bar, multiple x-y
- Add controls for plot elements
- Save plots in native, pdf, and eps formats
- Compute and plot multiple discrete distributions
- Families of power curves
- Advanced preferences
- Multiple variables for bin
- Fixes
- Indicator values can now contain spaces
- Change variable name bug for import
- Improved error checking for various dialogs
Version 4.01 (4/2004)
- Fixes
- Error in 2-sided p-values for Fisher's exact test
- Fixed printing problems under Darwin and Linux
- Allow tab in binomial confidence interval data window
- Plot printing problems under Windows
- Saving plots over existing file now works
- Kaplan-Meier plot now extends to last censored obs.
Version 4.0 (3/2004)
- New features
- Kaplan-Meier survival analysis
- Logrank test
- Plots saved as (editable) PDF files
- New versions for MacOSX and Linux
Version 3.21 (6/2002)
- Fixes
- Fixed error in Fisher sample size dialog that caused it to fail
- Improved error checking on sample size dialogs
Version 3.2 (5/2002)
- New features
- New statistical methods include Goodness of fit test, Cochran- Armitage test, bootstrap confidence intervals, and a permutation test for multiple experiments
- Sample size calculations for McNemar's test
- Negative binomial and hypergeometric distributions added to design menu
- Scratchpad for calculations using J notation
- Extended format for data entry for variables in New Variable and Edit Variable dialogs (see help file)
- Added Log(10) to transformations
- Fixes
- Fixed error in Fisher sample size dialog that caused it to fail
- Improve error checking on sample size dialogs
- Error checking on number of defined variables (caused regress to hang when fewer than two variables were defined)
- Range checking for "p" in binomial distribution
- Handling of improper variable names during data import
- Activation of controls when "Range" enabled in Fisher and Wilcoxon sample size dialogs
- Y labels inside axis when X<0 for plots
- Moved all input validation code so dialogs stay open when data are in error
- Show variable dialog now opens to first class with defined variables
- Fixed tab order for various dialogs
- Variances used for ratio are now unbiased estimates
- Fixed duplicate keyboard shortcuts in menus
- Deletion of indicator variables now works
- Fixed parsing of values for Fisher sample size so that ".2" is interpreted as 0.2
Version 3.0 (8/2000)
- New features
- New statistical methods, including Spearman's rank correlation test, non-parametric test for parallelism, McNemar's test, and the Mantel-Haenszel test
- Partitioning rxc tables may now be done using either the Chi-square statistic or the likelihood ratio statistic
- Usability improvements (to facilitate repetetive operations) including persistence of choices in various dialog boxes and leaving the classify dialog open until explicitly dismissed
- Editing of variable names
- Allow changing of variable labels on dot plots
- Plots are now printed or saved as the same size/shape shown on screen
- Printer setup dialog box
- Conversion of tables with ordinal categories to variables
- Support for plug-ins to allow parsing or analysis of complex data sets
- Help dialog for identifying appropriate statistical test
- Help for all forms immediately accessible
- Fixes
- Fixed bug in two-sided Fisher's exact test the arose for some symmetrical tables
- Escape from "About" dialog no longer hangs program
- Variables consisting of a set of identical values are no longer misinterpreted to be tables
- Corrections for tied values improved for Kruskal-Wallis test and Jonckheere-Terpstra test
Version 2.6 (10/1998)
- New features
- A new, indicator variable type that allows you to classify a set of observations in a regular variable into two or more subgroups (see the tutorial in the help file for details)
- The help files are now accessible from the Help menu within the Mstat program
- New help files to simplify navigation
- Variable names may now contain an underscore (eg., Test_Var)
- 'Descriptive' ('Analysis' menu) will now provide the range and the n-tiles for a variable
- Multiple plot windows can now be open simultaneously
- Different fonts may be used for the output window and for printing
- Fixes
- The import function ('Data' menu) now works properly
- In table variables, the column of row names can now have an optional title
- The plot functions were rewritten to insure identical behavior on the Mac and PC
- Titles for Sample Size plots ('Design' menu) now show properly within the plot window
- All child windows are now closed on exiting the program
- Spaces are now allowed in file names for saving plots
- Default preferences are used if Mstat.ini file is not present