Descriptive statistics

• Central location
• Variation
• Shape (skewness)
• Shape (kurtosis)
• Coefficient of variation
• Chi-squared

Capability analysis

• How to do capability
• Determining the % out of spec
• Interpretation of Cp
• Interpretation of Cpk
• Capability and normalcy

Control charts

• Calculating mean
• Calculating control limits
• Being in control
• Runs above X-bar-bar
• Runs below X-bar-bar
• Runs below R-bar
• X-bars too close to process average
• X-bars too close to control limits
• Runs up
• P-charts

Control charts

• Difference between the means
• One-way analysis of variance
• Two-way analysis of variance