tree diagrams ppt

7/30/2019 Tree Diagrams Ppt

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TREE DIAGRAMS


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What is a Tree Diagram

It starts with one item that branches into two more,each item branches into two more and so on.

It looks like a tree with a trunk and multiple

branches.


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Why is it used

It is used to break down broad categories into finerdetails.

Developing the tree diagram helps you move your

thinking step by step from generalities to specifics.


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When to use ?

When an issue being addressed braodly and it hasto be more specific so as to develop logical steps to

achieve a result.

When developing action to carry out a solution or

action plan When analyzing process in detail

When probing for root cause of the probem

When evaluating implementation issue for several

potential solutions

As a communication tool.


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Procedure

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Develop a statement of the goal, project orproblem. Write it at the top(vertical tree) or far left(horizontal tree).

2. Ask question that will take you to the next detail.

3. Do a necessary and sufficient check.

4. Each of the new idea statement now becomes thesubject.

5. Carry out the steps 2 and 3 to uncover the nextlevel of detail.

6. Continue this till non divisible causes i.e. rootcauses are identified.

7. Finally do a necessary and sufficient check of thewhole diagram


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Example

The Pearl River, NY School District, a 2001 recipientof the Malcolm Baldrige National Quality Award, usesa tree diagram to communicate how district-widegoals are translated into sub-goals and individualprojects. They call this connected approach The

Golden Thread. The district has three fundamental goals. The first, to

improve academic performance, is partly shown inthe figure below.

District leaders have identified two strategicobjectives that, when accomplished, will lead toimproved academic performance: academicachievement and college admissions.


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Tree diagram


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Tree diagram

Lag indicators are long-term and resultsoriented.The lag indicator for academic achievement isRegents diploma rate: the percent of studentsreceiving a state diploma by passing eight Regentsexams.

Lead indicators are short-term and process-oriented.Starting in 2000, the lead indicator for the Regentsdiploma rate was performance on new fourth andeighth grade state tests.

Finally, annual projects are defined, based oncauseandeffect analysis, that will improveperformance. In 20002001, four projects wereaccomplished to improve academic achievement.

tree diagrams ppt

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