How to Calculate BX Life, Part 2b: Handling Triangular Matrix Data
How to Calculate BX Life from warranty input that is in triangular matrix? Minitab has a tool to convert shipping and warranty return data from matrix form into a standard reliability data form of failures.
Taking a Stratified Sample in Minitab Statistical Software
Taking a Stratified Sample in Minitab Statistical Software
Process Capability Statistics: Cpk vs. Ppk
Customers often ask “What’s the difference between Cpk and Ppk?” It’s a good question, many practitioners default to Cpk while overlooking Ppk altogether.
Correlation: What It Shows You (and What It Doesn't)
Correlation: What It Shows You (and What It Doesn't)
Analyzing the History of Olympic Events with Time Series
Analyzing the History of Olympic Events with Time Series
Model Fit: Don't be Blinded by Numerical Fundamentalism
Model Fit: Don't be Blinded by Numerical Fundamentalism
One-Sample t-test: Calculating the t-statistic is not really a bear
One-Sample t-test: Calculating the t-statistic is not really a bear
Can Regression and Statistical Software Help You Find a Great Deal on a Used Car?
Can Regression and Statistical Software Help You Find a Great Deal on a Used Car?
High Cpk and a Funny-Looking Histogram: Is My Process Really that Amazing?
High Cpk and a Funny-Looking Histogram: Is My Process Really that Amazing?