Control Chart Calculator

Calculate control chart limits including Upper Control Limit (UCL), Lower Control Limit (LCL), and Center Line (CL) using the ±3σ method. Identifies out-of-control data points.

How to Use Control Chart Calculator

Enter your data values (comma or newline separated), set the sigma multiplier (default 3 for ±3σ), and click Calculate. The tool computes UCL, LCL, CL, and flags any out-of-control points.

Step-by-Step Instructions

  1. Enter data values separated by commas or newlines
  2. Set the sigma multiplier (default: 3)
  3. Click Calculate Control Limits
  4. Review UCL, LCL, CL and out-of-control points

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