— Control Chart Limits
Center line and 3σ control limits for the common Shewhart charts — X̄–R, X̄–S, I–MR, and the attribute charts p, np, c, u — using the standard control-chart constants.
Open data for a field built on precision
— Control Chart Limits
Center line and 3σ control limits for the common Shewhart charts — X̄–R, X̄–S, I–MR, and the attribute charts p, np, c, u — using the standard control-chart constants.