Category Archives: SPC


Jul22
Introduction to Process Capability – Understanding Ck or Ca (Accuracy)

post on July 22, 2025

What Is Ck or Ca? Ck, which some people now refer to as Ca (Accuracy), represents how close a process output is to the target value. Using a target-shooting example: if someone fires six bullets and all land near the … Continue reading →

Process, Quality, SPC     WorkingBear    Views (208)     comment (0)
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Jul21
Introduction to Process Capability – Understanding Cp (Precision)

post on July 21, 2025

Understanding Cp as a Process Capability Indicator Cp (short for Precision) is a measure of how tightly a process is centered and how consistently it produces results. Using a target-shooting analogy, if someone fires six bullets and they all hit … Continue reading →

Process, Quality, SPC     WorkingBear    Views (183)     comment (0)
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Jul18
Introduction to Process Capability – Three Common Indicators: Cp, Ck, and Cpk

post on July 18, 2025

Cpk is commonly used as an overall indicator of a factory’s manufacturing process capability. However, it can also be applied across different industries to measure the ability to meet a target. A popular analogy is how well you can hit … Continue reading →

Process, Quality, SPC     WorkingBear    Views (340)     comment (0)
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Jul16
Youtube: QC 7 Tools – Fishbone (Cause & Effect Analysis) Diagram Introduction

post on July 16, 2025

Many of you might already know what a fishbone diagram is. But do you know how to actually draw one? And what should you watch out for when creating one? As the name suggests, the diagram looks like the skeleton … Continue reading →

Case study, EDX/EDS/SEM/IMC/FTIR, Quality, SPC     WorkingBear    Views (775)     comment (0)
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