703317
Description
Mind Map by raul.delolmo, updated more than 1 year ago
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Created by raul.delolmo
over 10 years ago
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Ishikawa's Seven Basic Tools of Quality Control
- Cause and Effect Diagrams
- Identify underlying symptoms
- Find the root cause
- Find the root cause
- Causes identified
- Brainstorm
- Working Backwards
- Working Backwards
- Brainstorm
- Identify underlying symptoms
- Control or Shewhart Charts
- Manufacturing or business process
- Statistical control or not?
- Stable
- Data used to predict future performance
- Data used to predict future performance
- Not in control
- Data helps to find sources of variation
- Data helps to find sources of variation
- Stable
- Statistical control or not?
- Allows significant change to be differentiated from natural process
- Objective and discipline approach
- Manufacturing or business process
- Check Sheet
- Collects data in real time
- Quick, easy and efficient recording
- Clasificación, Location, Frecuency, Measurement Scale, Check List
- Collects data in real time
- Histogram
- Visual Impression of data distribution
- Used to plot density of data
- Visual Impression of data distribution
- Pareto Chart
- Highlights most importan set of factors
- Represents most common source of defects
- Highlights most importan set of factors
- Scatter plot or graph
- Displays values for two variables
- Used when a variables is under control of the experimenter
- Suggests various kinds of correlations
- Positive, negative or uncorrelated
- Positive, negative or uncorrelated
- Shows non linear relationships
- Displays values for two variables
- Stratified Sampling
- Sampling from population
- Dividing members into homogenous subgroups
- Strata
- Mutually exclusive
- Collectively exhaustive
- Random or systematically sampling
- Improves representativeness
- Improves representativeness
- Mutually exclusive
- Sampling from population
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