Versions and Updates
- 0.9.12
- (6/13/10)
Executable. Source.
- Bug fix: ArbitraryDataPatternDialog, BinomialSampleDialog, IntegerSampleDialog,
SimpleNumberPatternDialog, SampleFromColumnDialog, NormalSampleDialog, UniformSampleDialog --
check for invalid input columns
- Bug fix: CI1PopMeanDialog, DescriptiveStatisticsDialog -- check for invalid input columns
- Change: ContingencyTableDialog, MultipleRegressionDialog, OneWayANOVADialog -- allow selecting
multiple columns in input lists; focus is set to the OK button
- Change: CorrelationRegressionDialog, RankCorrelationDialog -- clear input list button; focus is
set to the OK button
- Change: HyTest1PopVarDialog -- enable/disable textboxes when corresponding radio buttons are
selectect/deselected
- 0.9.11
- (5/16/10)
Executable. Source.
- New feature: Transpose dialog: convert column to/from Row
- New feature: Charts are saved in a project file
- Bug fix: In Row Statistics, invalid inputs are checked
- Bug fix: binomial probability density calculation uses factln
- Bug fix: factorial function uses gammaln
- Bug fix: Poisson probability density calculation uses ln to avoid overflow
- Change: In Descriptive Statistics and Standardize: variable names are displayed with column labels in outputs
- Change: In Confidence Interval > 1-Population Mean, multiple columns are allowed as inputs
- Change: display warning before charts are closed
- Change: text displayed in drop-down menus is restrict in length
- 0.9.10
- (4/18/10)
Executable. Source.
- New feature: Exponential Probability Distribution
- New feature: Percentile (in descriptive statistics)
- Bug fix: in descriptive statistics: trimmed mean text box enabled/disabled behavior, boundary conditions for Q1 and Q3,
outputs do not include empty tables
- Change: display descriptive statistics items in help index
- 0.9.9
- (3/21/10)
Executable. Source.
- New feature: Cross tabulation and Chi-square
- 0.9.8
- (2/7/10)
Executable. Source.
- New feature: Kruskal-Wallis Test
- New feature: Rank Correlation
- New feature: Runs Test
- Change: For linear regression results, display test statistics and critical values for both t and r
- Change: In data window, use no more digits than necessary to represent a number (e.g. 9.3 instead of 9.300) and
show at most 6 decimal places; use tooltips to show exact numerical values in cells
- 0.9.7
- (1/23/10)
Executable. Source.
- New feature: Wilcoxon Signed Rank Test
- New feature: Wilcoxon Rank Sum Test
- Bug fix: hypothesis test conclusion tool
- Bug fix: data layout of Excel files are preserved when opened
- Change: all dialogs are fitted into compact layout so that they will be viewed completely on screens with low resolutions
- Change: the most recently used file and project are remembered in order to set the default directory and file filter of file dialogs
- 0.9.6
- (11/15/09)
Executable. Source.
- New feature: plot option in non-linear regression dialog
- New feature: icons for a number of menu items
- New feature: sign test
- Bug fix: fixed power non-linear regression calculation
- Bug fix: non-linear regression calculations for SSR, SST, and SSE
- Change: input variable selections for linear two-variable correlation and regression (select a pair of x and y variables at a time)
- 0.9.5
- (10/14/09)
Executable. Source.
- Bug fix: In scatterplot, regression curves are shown only when user selects the option.
- Change: Built-in datasets are ordered alphabetically.
- 0.9.4
- (10/11/09)
Executable. Source.
- New feature: automatic option in frequency table
- New feature: added 11 built-in datasets (from Scott Guth)
- Change: Hypothesis test conclusion tool is moved to Statistics menu > Hypothesis Tests
- 0.9.3
- (6/21/09)
Executable. Source.
- New feature: incorporated JavaHelp in documentation--providing table of contents, index, and search functions
- New feature: check for new version and download the latest version tool
- New feature: status bar and status-bar help messages for dialogs
- New feature: auto save feature (save file to a temporary file periodically)
- New feature: Window menu maintains a list of chart frames created
- New feature: non-linear line fits in scatterplots
- Change: application maximized by default
- Change: dialog history has no duplicate history items
- Change: exit button for dialog history internal frame
- Change: Clear Input List button added to one-way ANOVA, multiple regression, and contingency table dialogs
- Bug fix: new lines are now saved to file correctly
- Bug fix: file status is updated when copying/pasting using keyboard shortcuts
- 0.9.2
- (4/15/09)
Executable. Source.
- New feature: fixed power model in non-linear regression model
- New feature: edit last dialog and dialog history
- Bug fix: frequency table dialog radio buttons
- Bug fix: Internal row and column counters in SpreadsheetModel are updated after
row/column insertions
- 0.9.1
- (2/1/09)
Executable. Source.
