### Z-Transform Defined – Six Sigma Glossary of Terms

A Z-Transform is an equation that transfers a set of data represented by a normal distribution into a standard normal distribution (mean equals zero […]

### First-Pass Yield – Six Sigma Glossary of Terms

Yield is the ratio of the number of units that meet certain criteria to the number of units that enter into the process. The […]

### Z-Distribution – Six Sigma Glossary of terms.

The Z-Distribution is a special case of the normal distribution in which the mean equals zero and the standard deviation equals one. Z-Distribution

### Z-Score Defined – Six Sigma Glossary of Terms

A Z-Score is a standardized score for measuring process performance relative to customer requirements. The Z-Score is very useful in the DFSS methodology. Z-Score

### Z-Table Defined – Six Sigma Glossary of Terms

A Z-Table is a statistical table of probabilities associated with the Z-distribution or standard normal distribution. Z-Table

### Statistical Process Control for Dummies

If learning complex math, arithmetic, or statistics isn’t needed then why introduce Statistical Process Control or SPC for short? SPC simply put is a […]

### Voice of the Process (VOP)

The Voice of the Process (VOP) encompasses the entire range of the output (Y) of a process when all of the X\’s in the […]

### Y=f(x) Defined – Six Sigma Glossary of Terms

Y=f(x) is the mathematical relationship that identifies the inputs (X\’s) that need to be controlled and the levels they need to be set at […]