PERFORM What's New in PERFORM

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Updates in Version: 20110201

ENHANCEMENTS

  • Added display of X-position in addition to Y-position when mouse is over Control Chart points

Updates in Version: 20110117

CHANGES

  • Now use Nullsoft installer, and no longer require separate upgrade and install versions.

FIXES

  • Fixed output of extra commas in Chart Information.
  • Removed capability calculation from Control Chart Info when user-defined limits are set.

Updates in Version: 20100130

ENHANCEMENTS

  • UTF Characters now used. Greek characters used in forms and output. Non-English characters can be used in data
  • Commas now shown in numerical output, and may be used in input
  • New Appearance

CHANGES

  • Complied with Delphi 2010

FIXES

  • Display of Subgroups in plots with multiple items only showed
  • the first subgroup item
  • Frequency plots and histograms can be displayed before plots is activated
  • Fixed import/paste of variable named "e" to not think it was a number

Updates in Version: 20071215

ENHANCEMENTS

  • Variable names can now use spaces

CHANGES

  • Added file name to title bars in Control Charts

FIXES

  • Pasting dates caused extra columns to be generated
  • Reading of file with spaces in names caused problems
  • Charts did not have right side displayed
  • Control charts hidden when data changes

Updates in Version: 20070120

ENHANCEMENTS

  • Added ability to use data variables containing text
  • Added Find and Replace in Data Editor
  • Added Count and Mode to “Add Variables” from Sample Data
  • Added Add Case Numbers in Data Editor;
  • Added Transpose Rows/Columns to Data Editor
  • Added Weight Cases to Data Editor

CHANGES

  • Add Variables to file adds blanks for Range, Standard Deviation, Variance when n less than 2
  • Compiled with Delphi 2006
  • Help files moved to this Website

FIXES

  • Restored Connect Lines in Control Charts
  • Fixed Descriptions tab in Data Editor from not adding when adding transform variables
  • Save forces saving any changes in Descriptions tab in Data Editor
  • Fixed Variables Chart showing "Mean Moving Range" instead of "Average Moving Range"
  • Variables Chart - Range only charts did not scale correctly (plotted missing values)
  • Fixed Plot specs, would show specs on wrong variable when missing some variable specs

Updates in Version: 20030512

ENHANCEMENTS

  • Added Sample Size to Plots
  • Demo changed to 30-day free trial

CHANGES

  • Improved accuracy in calculation of Median standard errors for control chart limits
  • About box now links to website
  • Demo Expired notice linked to website
  • Control Charts do not connect lines across sets

FIXES

  • Pasting data into Descriptions, fixed to not extend rows
  • Inserting columns did not insert in Descriptions
  • Fixed "Process If" reset, Help button was missing
  • Location Control Chart Centerline would not use the Median
  • Fixed Data Editor from displaying "Missing" or "Process If" highlighting in Descriptions tab
  • Variables Chart Setup: Changing Sample Variable did not change display in Centerline combobox
  • Added ability to enter zero for Variables chart user-defined limits
  • Set printout on Control Charts printed extra large
  • Pasting a column of strings in Data Editor Descriptions only pasted first value across multiple columns
  • Moving Range now does not generated across sets

Updates in Version: 20020707

MAIN FORM

  • Added Analysis Sets, to perform multiple analyses at one time
  • Main Form can be Maximized for easier viewing
  • Open Dialog can be resized
  • Can Cancel Close if file is modified

CONTROL CHARTS

  • Added Variables Control Charts: Mean, Median, X, Range, Std Dev, Variance, MR
  • Added Statistical Control Test Selection
  • X-Chart removed, replaced by X and MR in Variables Control
  • Charts

TEXT OUTPUT

  • Increase/Descrease Font size in output text display
  • Arial Headings used in text output

GRAPHICS (General)

  • Clicking on graph title up the Title Edit form
  • Point information is obtained by placing cursor over points in Box Plots and control charts

MISC

  • Added home speed buttons to bring up the Main Form from various forms
  • Added icons to menus

DATA EDITOR

  • Data Editor added variable descriptions including specification information
  • Data Editor pasting of column names replaces spaces with underscores and now requires names to be tab delimited
  • Added Automatic Recode option
  • Added ability to Generate Run Numbers
  • "Add Transform Variable" removed and added to the Transform selection
  • Adding transformed variables can now create a new variable or modify an existing one
  • "Compute Variables from Sample Data" added to data editor
  • Added Rank Variables option to "Compute Variables from Sample Data"
  • Referenced variables use a more efficient algorithm that does not search between gaps for faster access
  • Delete columns/rows from data editor with autoscroll gave an error message when at the end of the file

Updates in Version: 20011011

ENHANCEMENTS

  • Added Web Site Check for Latest Revision from Help Menu
  • PPA Charts can now be copied with a double click
  • Added Line thickness change buttons to X-chart and Plots diagram
  • Added Slider to widen Box plots
  • Added ability to change Label Sizes in all plots
  • Remembers last directory used when opening file
  • Added Menu Abilty to not connect dots on X-chart
  • Colored Oout-of-Control Points Red in X-chart

CHANGES

  • Changed plot output notation to remove #1 and put () around set number
  • Compiled with DELPHI 5.0

Updates in Version: 20000717

ENHANCEMENTS

  • Added ability to configure software for increased network flexibility for Site License users.

FIXES

  • Removed %Off-Target from output when no target was selected.
  • Fixed reseting of selections when data are modified without affecting column names the first time.
  • Check made to see if file should be saved when closing.

CHANGES

  • Histogram outputs individual values when multiple measures are displayed.

Updates in Version: 991202

FIXES

  • Fixed minor error in Data Editor generated when keying in data.

Updates in Version: 991122

ENHANCEMENTS

  • Updated memory management for a 5X to 100X increase in computational speed noticeable with very large files sizes.
  • Increased the recent used file recall from 5 to 9.
  • Added a slider on the X-Chart to change point size.
  • Added a "Centerline Only" Option for Run Charts.
  • Added ability to set 1st interval in Histograms and Frequency Plots.
  • Added "Relative Frequency Scale" Option for Histograms.
  • Added "Copy Column Names" and "Copy Names and All Data"
  • Added Uniform, Normal, Exponential Random Transforms.
  • Added ability to regenerate Histograms, Plot, and X-charts w/Enterkey, useful when using random transforms.
  • Added Histogram sample size displayed on top of Histogram frame.
  • Control-Left, Right, Up, Down Arrows in Data Grid Move to End and Start of text in rows and columns.
  • Run charts can use Fix Y-Axis for Centerline Only.
  • Maximum Columns increased from 255 to 512.
  • Add Transform Columns will Add Run Numbers.
  • Double-click on Histogram, Plots, or X-Chart copies graph to the clipboard.
  • Can enter blank user-defined control limit to omit a specific limit for X-charts
  • Added Paste Speed Button to Text Output form

CHANGES

  • Set Histogram scale to match displayed bars.
  • Frequency Plots drop to zero at ends.
  • Normal Curve made smooth and displays +/- 3s.
  • Quartiles changed Q1:(n+2)/4 to (n+1)/4, Q3:(3n+2)/4 to 3(n+1)/4.
  • Histogram Default Interval size = Minimum(n/100+10,20), was 20.
  • Histogram now has an unlimited number of intervals, was 1024
  • Box & Whisker Plot´s default set to Box & Whisker with Outliers.

FIXES

  • Drag margins in Print Graph enable reset button.
  • Histogram footer always cleared.
  • Fixed Frequency Plot where fractions were leaving off decimals.
  • Fixed Frequency Plots from adding extra cells.
  • Data Editor Pasting titles with missing columns left out first character.
  • Fixed resetting of variable selection when names have not changed.

Updates in Version: 990504

ENHANCEMENTS

  • Added ability to Edit Titles in Charts
  • Added access to this WEB site from the Help Menu
  • Added F8 Hot Key to Process If

FIXES

  • Fixed Display Help Contents problem on NT systems
  • Fixed BW/Color in Plots
  • Fixed update of variables with Add Transform Column

Updates in Version: 981016

ENHANCEMENTS

  • Added option to display control limit information directly on the X-Chart
  • Added option to display Data File Modifications on charts
  • Use smart decimal place output in Add Transform columns in the Data Editor.

FIXES

  • Fixed scale problems that sometimes output only a single value
  • Fixed restore scale on unzoom in Histogram

Updates in Version: 980924

ENHANCEMENTS

  • Added Function Keys for quick access:
    • F3 : Opens a New File
    • F4 : Brings up the Data Editor
    • F11 : Brings up the Next Visible Form (Forms not hidden)
    • F12 : Brings up the next Open Form
  • Data Editor now checks to see if you want a modified file to be saved before selecting New, or Open

CHANGES

  • Compiled to display Speed Buttons with new or old versions of Microsoft Common Controls (comctl32.dll)

Updates in Version: 980809

ENHANCEMENTS

  • Upgraded Histogram
    • Added Frequency Polygons option
    • Added Normal Curves option
    • Added Displayed Interval Size
  • Added And/Or Capability to Process If for increased flexibility