minitab quality companion - training sample fishbone qc3

8/11/2019 Minitab Quality Companion - Training Sample Fishbone QC3

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Fishbone Diagrams

Example 1 Identify and Organize Potential InputsThe team wants to determine the potential causes of pizzadefects. They create a fishbone diagram to assist theirbrainstorming efforts.

Support files

16Fishbone.qcp

Tools

Fishbone

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Creating a fishbone diagram

The fishbonealso called a cause-and-effect diagram or anIshikawa diagramis one of three brainstorm diagrams thatare available in Quality Companion. Use a fishbone diagram

Create a fishbone diagram

1. Open 16Fishbone.qcp.

2. In theProject Manager, clickMeasure 4.

3. ChooseNew> Fishboneand then choose a fishbone to use.

4. ClickOK.

5. ClickEffectand enter Incorrect Toppings.

6. Click anAffinityand enterWait staff.

7. Click anotherAffinityand enterMenu.

8. Under theWait staffaffinity, click the cause and enterUnderstand menu.

9. UnderMenu, click the cause and enter Define toppings.

to perform brainstorming sessions about potential causes ofan effect or problem.

The team determines the potential causes that contribute toincorrect toppings on pizzas. The project leader conducts abrainstorming session with the project team and keystakeholders. Together, they create a fishbone diagram to

organize this information.Fishbones contain these elements:

Effect, or problem Affinities are located on the spine of the central effect Causes and subcauses

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Adding affinities, causes, and sub-causes

A team member suggests that, in addition to the wait staffand the menu, the work station layout can affect whether thecooks prepare a pizza correctly.

Add affinities, causes, and sub-causes

1. Double-click the workspace to create a new affinity, and enterWork station.

2. Click theWork stationaffinity, click on the toolbar to createa new cause, and then enterLabels.

3. Right-click theLabelscause and chooseInsert>Cause. EnterEnglish. Repeat to add another cause and label it Spanish.

4. Add two more affinities and label themIngredientsand Ordersystem.

To add affinities, causes, and sub-causes, choose an option:

Double-click the workspace. Quality Companion adds anew affinity that you can drag to a new location.

Right-click the shape and chooseInsert> AffinityorInsert> Cause.

On the toolbar, click to insert an affinity or click toinsert a cause.

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Using the brainstorm list

The brainstorm list provides a location to enter ideas that youcan drag onto an idea map, fishbone diagram, or CT tree.

Use the brainstorm list

1. ClickBrainstorm Listin the task pane.

2. EnterSubstitutionsin the first empty field near the top of thepane.

3. Press Enter to add the item to the list.

4. Repeat to enter the following items as shown.

The team uses the brainstorm list to generate ideas withouthaving to stop and determine the proper placement on thefishbone. After they generate a list, the team can drag theitems from the brainstorm list to any level of the diagram.

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Importing X and Y variables

You can save time and effort by importing shared data, suchas X and Y variables, into the brainstorm list.

Import X and Y variables

1. Right-click in the Brainstorm List and chooseImport XVariables.

2. In the Data Selection dialog box, checkCheese,Meats, andVegetables.

3. ClickOK.

Changes made to a variable in a brainstorm tool are not madeto the variable in other areas of Quality Companion.

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Laying out the diagram

Drag items from the brainstorm list to create your diagram.When you drag an item from the brainstorm list or fromanywhere on the map, you see a preview of where the item

Lay out the diagram1. In the brainstorm list for the fishbone diagram, click

Substitutionsand drag it to theIngredientsaffinity.

2. When you see the red preview, release the mouse button.

3. Use this method to create the following diagram. (Hold downCtrl to choose multiple items in the brainstorm list.)

will be placed. Once you determine the items new location,release the mouse button.

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Making X and Y variables

You can also choose any shape in any brainstorm diagramand make it into an X or Y variable. The variable is added toProcess Map Datawhere it can be shared with other tools

Make X and Y variables1. Press Ctrl and click theMenuandIngredientsshapes on the

diagram.

2. Right-click and chooseMake X Variables.

3. ClickOK.

4. Double-clickProcess Map Datain theProject Manager.Notice thatMenuandIngredientsappear as unmapped

variables.

throughout Quality Companion. You can add and edit detailedinformation about each variable; however, these changes arenot reflected on the brainstorm diagram. The text in the shapeon the brainstorm diagram is the name for the variable inProcess Map Data.

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Rearranging the layout

You can rearrange the layout of your diagram. When youmove the affinities on a diagram, all causes and subcauses forthe shape also move.

Rearrange the layout1. Double-clickFishbonein theRoadmap.

2. Right-click theOrder Systemaffinity and choose Switch Sides.

3. Drag theMenuaffinity to theOrder Systemaffinity.Menubecomes a cause andDefine toppingsbecomes a subcause.

You can also change the side that an idea, cause, or affinityappears on a diagram.

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Adding comments and priorities

You can insert comments and priorities for any of the shapeson an idea map, fishbone diagram, or CT tree. When you adda comment or priority, the appropriate icon appears next to

Add comments and priorities1. Right-click theForm layoutcause and chooseInsert>

Comments.

2. In the task pane, fromPriority, choose1 - Highest.

3. EnterCommentsas shown below.

4. Click the workspace and note the icons next to shape.

5. Pause your cursor over the comment icon to display commenttext.

the shape. To read or edit the comment, double-click thecomment icon to display it in the task pane.

The priority icon indicates the priority level. Each priority levelhas its own color icon.

Priority LevelColorIcon

HighestRed

HighOrange

MediumYellow

LowBlue

LowestGreen

To show of hide comment or priority icons choose:

View> Icons> Comments View> Icons> Priorities

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Formatting shapes and text

You can format shapes individually or as groups:

To select all of one type of shape, such as affinities, chooseActions> Select> Affinities.

To select multiple shapes: Drag your mouse around a selection Click shapes while pressing Shift or Ctrl

To copy and paste the format of a shape or text box andits font style to other shapes, use the Format Painteron the toolbar.

Format shapes and text1. Right-click theIncorrect Toppingseffect and chooseFormat>

Text.

2. Increase the font size and clickOK.

3. ChooseActions>Select> Subcauses.

4. ChooseFormat> Fill.

5. Change the color and clickOK.

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Changing the layout

In addition to fishbone diagrams, Quality Companion alsoprovides two other brainstorm diagrams: idea maps and CTtrees. You can change the layout of any brainstorm diagram

Change the layout1. ChooseFormat> Layout.

2. FromLayout style, chooseTree.

3. FromDirection, chooseCenter to Left/Right.

4. ClickOK.

without affecting the relationships of the shapes and groups.For example, you can change the fishbone layout to a CT tree.

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Final considerations

Summary and conclusionsThe team created a fishbone diagram using structuredbrainstorming to identify causes that could contribute to pizzadefects.

Additional considerationsCollapse or expand affinities, causes, and subcauses to viewspecific levels of the fishbone diagram. You can also chooseActions > Collapse > Affinities or Actions > Collapse > Causes.

You can export a fishbone diagram, or any brainstorm diagram,to a new Microsoft Word document or PowerPoint presentation.ChooseActions>Export to>PowerPointorActions>Exportto> Word, or use the export buttons on the toolbar.

DescriptionButton

Export to PowerPoint

Export to Word

Use Pan Window, auto scroll, or zoom to navigate a large diagram.

DescriptionButton

Pan Window

Auto Scroll

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minitab quality companion - training sample fishbone qc3

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