- Process Mapping
- VA/NVA Analysis
- Failure modes and effects analysis
- Qualitative Screening using Affinity diagram, Fishbone
- Graphical plot—Pareto Plots,Histogram, Box Plot, Scatter Plots
- Hypothesis testing— F– test,t test, ANOVA, Bartlett test,Chi-square test, 2-proportion test
- Simple Linear Correlation &Regression