7 quality tolos

7 quality tolos

1.- Cause and effect: also time called “fishbone” a graphic tool that helps identify sort, ansd display posible causes of a problem or quality characteristic

Porpuse: is to act as a fish step n problem solving by generating a comprensive list of possible causes.

Benefits:

Helps determinate roots causes

Encourages group participation

Indicates possible causes of variation

2.-Histogram: are used to graphically summarize and display the distribution and variation of a process data set.

Porpuse: is to take data that is collected from a process and them display it graphically to view how the distribution of the data, centers it self aroud the mean or main specification; the histogram will graphically show

Benefits:

Center data

They spread of the data

The precense of multiple models within the data

3.- Check Sheet: is a form used to collect data in real time at the action where the data is generate. The data is captures can be quatitative or qualitative.

Porpuse: is to achieve and maintain process stablitity, defined3 as a s3tate in wich a process has displayed a certain

Benefits:

Clearly identify, what is being doseived

Keep the data collection process as easy as possible

Group the data

Easy to use.

4.- pareto: bar chart arraged in descending order of height from left to right, aseries of bars whorse heights reflect the frecuency or impact of prblms

Porpuse: is to prioritate problems to decide what problems most be addressed

Benefits:

Bracks big problem in to smaller places

Indentifies most significant factor

Shows where to focus efforts

5. control chart: use to disgusting between variation in a process resulting from common causes and variation resulting from special causes.

Porpuse is to achieve and maintain process stability

Benefits:

Monitos process variation over time

Differentiation between special causes and commun cause variation

6.- Flow Chart: analyzing relationchio

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