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chapter 5: basic six sigma concepts - Coggle Diagram
chapter 5: basic six sigma concepts
standard deviation
for population data
with sample data
Standard deviation gives you an idea of how much variation actually exists in a process while taking
outliers somewhat into account.
pareto principle
80/20 rule, says that 20 percent of the causes lead to 80 percent of
the effects
irst suggested by a management consultant named Joseph Juran
pareto chart
graphical representation of data
elements – usually inputs or causes – in a ranked bar chart
reasons to deny medical claim
duplicate claim
timely filing
no beneficiary found
claims lack foundation
service not covered
medical necesity
data of service issue
voice of the customer
Surveys via telephone, mail, email, or online
• Focus groups in person or online
• Interviews
• Beta or user testing
• Feedback forms
• Customer complaints
• Social media or site interaction
• Reviews
• Forums