Statit Support Articles
Administration
Frequently Asked Questions
How-to
ODBC
Sample Code
Quality Practice Tips
Statit Quality Practice Tips
A Grand Idea
Adding Cpm to a Process Capability Chart
Can Problems Lurk in Charts Without Control Violations?
Central Limit Theorem
Comparing Performance of Individuals
Construction of a Control Chart
Control Charts for Skewed Data
Control Charts for Skewed Time-Based Data
Cpk vs. Ppk
Creating Xbar Charts with Summarized Data
Criteria for Lack of Control
Cumulative Sum Charts vs. U-Type Attribute Charts
Designing Spreadsheets for Data Import
Detecting an Improper Sampling Technique
Detecting and Correcting Manufacturing Problems
Discussions on Normality
DMAICIdentifying Rejects is Just the Beginning
Don't Overcorrect
Effective Use of Control Charts
Estimating Standard Deviation
Evaluating Process Changes
Evaluating Process Improvements or Methods using Cpk
Fine-Tuning Control Charts: Alternative to X-bar R and X-bar S Charts
Histogram with Two or More Peaks
How to Get More from a Metric like PPM-D
The Interrupted Individual and Moving Range Chart
The Interrupted Run Chart for Monitoring Blood Pressure Measurements
Measurement System Analysis for Process Improvement
Non-Normal Effects on Cpk
Normal Probability Plot for Estimating Process Capability
Normal Probability Plot Interpretation
Normal vs. Non-normal Distributed DataComparing Results
P-Charts are Best for Yield Data
Pareto Charts
p, c, & u...Moving Beyond the i Chart for Manufacturing
Probability Plot Use in QC
Profiling: Comparisons Using Xbar & s Charts
Rare Events in Healthcare
Rare Events Monitoring in Manufacturing
Rational Subgrouping
Sample Size Considerations for P-Charts
Shewhart Control Charts for Healthcare with Other than 3-Sigma Limits
The Shewhart p Chart for Comparisons
Spiderman and the Paynter
Subgroup Sizes for Attribute Charts
Summarized Data: Choosing Appropriate Charts
The t Test
Testing for "Near-Normality": The Probability Plot
Transformation of Skewed Data Distribution in Health Care
Turning SPC Charts into Confidence Interval Charts
u Charts, p Charts and i Charts for Healthcare
Use of the Range Chart
Use of Time Data
Using an Xbar & S Chart to Compare Samples from Different Applications
Using Other than Three Sigma Limits on a Control Chart
Using p Charts to Solve a Steel Mill Quality Problem
Using Pareto & Paynter Charts in a Quality Improvement Program
What Charts to Show?
What is a Demerit Chart?
What is the Difference Between a Percentage and a Rate?
The Xbar & R Chart Says You're in Control. Are You?
The Xbar and s Chart with an Arbitrary Number of Subgroups and Varying Subgroup Sizes
X-Bar Charts vs. Cumulative Sum Chart
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