Control Charts simply explained - Statistical process control - Xbar-R Chart, I-MR Chart,...

Statistical Process Control

A process is in statistical control with x 199 and R 3.5. The control chart uses a sample size of...

SPC-1: Statistical Process Control Chart Seelction, and Application Example on Excel

A process has an in control fraction nonconforming of p 0.01. What sample size would be required ...

The data in Table 10E.8 are molecular weight measurements made every two hours on a polymer read ...

Reconsider the data in Exercise 9.4. Set up an EWMA control chart with 0.2 and L 3 for this proce...

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Consider the valve failure data in Example 7.6. Set up a one sided CUSUM chart for monitoring and...

A process is in statistical control with x 20 and s 1.2. Specifications are at LSL 16 and USL 24....

Samples of size n 5 are collected from a process every half hour After 50 samples have been colle...

Control charts for x and R are maintained for an important quality characteristic The sample size...

A control chart for fraction nonconforming indicates that the current process average is 0.03. Th...

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Analyze the data in Exercise 7.29 using an average sample size In Exercise 7.29 TABLE 7E.10 Data ...

Construct a cause and effect diagram that identifies the possible causes of consistently bad coff...

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An automobile manufacturer wishes to control the number of nonconformities in a subassembly area ...

A process has an in control fraction nonconforming of p 0.01. The sample size is n 300. What is t...