SPC-抽樣教程(ppt 79頁)

主要內容
Learning Objectives
Process Control Model for Quality Control
Two Basic Causes of Variability
Objectives of SPC Charts
Process Control製程控製
Process Capability製程能力
Control Limits vs Spec. Limits
Spec. Limits has No Business in Control Charts!
Shewhart Control Charts - Overview
Central Limit Theorem and Normal Distribution
Construction of X-R Charts
Implementing the Control Chart
Indicators of Instability製程不穩定判斷
MiniTab’s Tests for Instability
Warning Limits警告線
X-S Charts
Shewhart Constants
Attributes Control Charts屬性控製圖
p Chart
p Chart - Average Sample Size
np Chart
c Chart
u Chart
Control Charts – Sampling Risks
Average Run Length (ARL)
Where to Use SPC Charts
Reading Reference

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