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Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 1
Minitab Tutorial(Version 17+)
Basic Commands and Data EntryGraphical Tools
Descriptive Statistics
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Outline
Minitab Basics Basic Commands, Data Entry, and Organization
Minitab Project Files (*.MPJ) vs. Worksheet Files (*.MTW) Data Entry (Entering data, copying/pasting from Excel) Numerical Data vs. Categorical (Text) vs. Time/Date Data
Graphical Analysis (‘GRAPH’ MENU) Time Series Plot Histogram/Box Plot/Multiple Box Plot/Individual Values Plot Edit Graphical Output
Statistical Analysis (‘STAT MENU’) Descriptive Statistics/Graphical Summary (Normality Test) Tally Individual Values Pareto Chart
Data Set Manipulation Subset and stratify data (Descriptive statistics by group)
Other Useful Tools: See Appendix
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 2
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Minitab Project (Example: Loan)
Session Window‘Analysis Output’
Worksheet‘Data’
MainTools:
STAT
GRAPH
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Loan Data Set
Key Output Variable: Total Loan Time
Selected Input (X) Variables: UW-Staff (Underwriter Staff) Loan Value (Amount of Loan) Process Steps (See Excel File) Issues by Defect Categories (See Excel)
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 3
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Appendix Minitab Tips
Quick and Easy Functions of Minitab
Run LastTool Icon
ProjectManager Icon
(‘Ctrl E’)
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Worksheet Window
Column Title
T = Text
D = Date
Data Direction
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 4
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Last Dialog Box
Hit Ctrl + E and you will get your last Dialog Box open
Or Click on icon located on the top bar
Save time!
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Top Icons
Scroll = Session Window
Worksheet
Graphs
Information
Report Pad
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 5
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Information on Data
Click on Information icon
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Calculator
Write the title “Loan-Time-OOS” under column C3 Go to Calc / Calculator
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 6
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Calculator - Results
Minitab has calculated the new ‘Loan Time OOS’ variable and put at end of worksheet
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Session Folder or Project Manager
Go to Session Window or Project Manager Right click on the output Select Append to Report
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 7
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Report Pad
Click on Report Pad icon
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Report Pad Export
To export the report pad to Word Right click
on the left menu on “Report Pad” Select “Copy
to Word Processor”
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 8
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Tile Tool – Graph Folder
Suppose you want to see two or more graphs at the same time
Go to Graph Folder Select the graphs you want
to use Right click on them Select “Tile”
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Tile Tool
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 9
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Tile Tool
Let’s do it again but select “Tile with Worksheet”
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Layout Tool
What if I want to have 2 or 3 or 4 graphs on just one image?
Select the graphs you want to have together
Right Click on them Select “Layout Tool”
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 10
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Layout Tool
You may also: Re-arrange the
order of the graphs Take graphs out Put graphs in Select how many
columns or rows
Once you have what you want click Finish
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Change Data Type
Go to Data / Change Data Type / Numeric to Text
Try typing “DC” on the next row
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 11
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Brush Tool
On a graph you see some outliers and you want to know which data point they represent
Confirm that your graph has the green symbol on the top
On the top icon section, select icon Brush Select the outliers
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Brush Tool
On the Data Worksheet you will see them highlighted with a Dot
Session: Minitab Tutorial
University of Michigan: Six Sigma Black Belt, P. Hammett 12
Minitab Assistant
For many tools, may use the Minitab Assistant for pre-formatted Analysis
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Minitab Assistant
Minitab Assistant Scatter Plot
Example
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