The process capability index, or process capability ratio, is a statistical measure of process capability: the ability of an engineering process to produce an output within specification limits. [1]

Process capability index (Cpk) is a statistical tool, to measure the ability of a process to produce output within customer’s specification limits. In simple words, it measures producer’s capability to produce a …

Apr 25, 2023 · What is Process Capability Index (Cpk)? The Process Capability Index is a statistical measure that quantifies a process’s ability to meet specifications. It outputs a numerical value …

Mar 21, 2024 · The process capability index, also known as Cp and Cpk, is a statistical metric used to measure the ability of a manufacturing process to produce output that meets specific quality …

Jun 2, 2025 · Cp and Cpk are used for Process Capability. Generally, you use this when a process is under statistical control. This often happens with a mature process that has been around for a while. …

6 days ago · Cpk stands for "Process Capability Index (K)", a measure of how closely a process's outputs meet specification limits.

Aug 18, 2025 · Learn what Cp, Cpk, Cpm, Pp, and Ppk mean in statistical process control (SPC), how they're calculated, and how to interpret example values from real manufacturing data.

Oct 10, 2024 · When working with continuous variables, traditional statistical measures are quite useful, especially in manufacturing. The difference between capability rates (Cp and Cpk) and performance …

Cpk and Cp are the two most commonly used capability indices in statistics. This is a video that we recommended to help grasp the similarities, differences, application, and calculations.

Process capability is a statistical measurement that quantifies how well a manufacturing or business process performs relative to its specification limits. It compares the natural variation of a process to …