Statistical process control

  • IR
  • Xbar R
  • Xbar S
  • P
  • NP
  • C
  • U
  • CUSUM
  • EWMA
  • UWMS
  • Multivariate control chart
  • Western Electric rules
  • Tests for special causes
  • Laney P' and U'
  • Levey-Jennings
  • Model driven multivariate control chart

Process capability (capability index)

  • Cp
  • Cpk
  • Pp
  • Ppk
  • Specification limits
  • Goal plot
  • Capability
  • Performance

Quality assessment (process screening)

  • Stability index
  • Quality review
  • Shift detection
  • Process performance

Measurement system analysis

  • Evaluate measurement process (EMP)
  • Gage R&R
  • Type 1 Gage R&R
  • Variability chart
  • Linearity, bias
  • Kappa
  • Agreement
  • Attribute Gage R&R
  • Variance components
  • MSA design

Quality improvement (Six Sigma)

  • Pareto chart
  • Cause-and-effect diagram (fishbone, Ishikawa)
  • Six Sigma quality level (sample size)

Acceptance sampling

  • OC curves