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Measurement Chart
USL (Upper Specification Limit)
LSL (Lower Specification Limit)
Nominal Value
Mean Value
USL (Upper Specification Limit)
LSL (Lower Specification Limit)
Nominal Value
Mean Value
Normal Distribution Curve (Bell Curve)
Sigma Zones: Shaded areas show ±1σ (68.27%), ±2σ (95.45%), ±3σ (99.73%) of data