Obtain the 3 σ control limits for R chart. Check whether or not the variance is under control, recompute X ¯ ¯ and R ¯ by eliminating process which is not in control.

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Answer 1

Question

Chapter 10, Problem 3SE

a.

To determine

Obtain the 3σ control limits for R chart.

Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

b.

To determine

Obtain the 3σ control limits for X¯ chart using sample ranges.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.

c.

To determine

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control based on Western Electric rules.

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Answer 2

Question

Chapter 10, Problem 3SE

a.

To determine

Obtain the 3σ control limits for R chart.

Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

b.

To determine

Obtain the 3σ control limits for X¯ chart using sample ranges.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.

c.

To determine

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control based on Western Electric rules.

Expert Solution & Answer

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Answer 3

Question

Chapter 10, Problem 3SE

a.

To determine

Obtain the 3σ control limits for R chart.

Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

b.

To determine

Obtain the 3σ control limits for X¯ chart using sample ranges.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.

c.

To determine

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control based on Western Electric rules.

Expert Solution & Answer

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Answer 4

Question

Chapter 10, Problem 3SE

a.

To determine

Obtain the 3σ control limits for R chart.

Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

b.

To determine

Obtain the 3σ control limits for X¯ chart using sample ranges.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.

c.

To determine

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control based on Western Electric rules.

Expert Solution & Answer

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Answer 5

Chapter 10, Problem 3SE

a.

To determine

Obtain the 3σ control limits for R chart.

Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

b.

To determine

Obtain the 3σ control limits for X¯ chart using sample ranges.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.

c.

To determine

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control based on Western Electric rules.

Answer 6

Chapter 10, Problem 3SE

a.

To determine

Obtain the 3σ control limits for R chart.

Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

Answer 7

Chapter 10, Problem 3SE

a.

To determine

Obtain the 3σ control limits for R chart.

Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

Answer 8

b.

To determine

Obtain the 3σ control limits for X¯ chart using sample ranges.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.

Answer 9

b.

To determine

Obtain the 3σ control limits for X¯ chart using sample ranges.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.

Answer 10

c.

To determine

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control based on Western Electric rules.

Answer 11

c.

To determine

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control based on Western Electric rules.

Answer 12

Expert Solution & Answer

Answer 13

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Answer 14

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Answer 15

Ch. 10.1 - Indicate whether each of the following quality...Ch. 10.1 - True or false: a. Control charts are used to...Ch. 10.1 - Prob. 3E Ch. 10.1 - Prob. 4E Ch. 10.1 - True or false: a. When a process is in a stale of...Ch. 10.1 - Prob. 6E Ch. 10.2 - The quality-control plan for a certain production...Ch. 10.2 - The following X chart depicts the last 50 samples...Ch. 10.2 - The thickness, in mm, of metal washers is measured...Ch. 10.2 - Repeat Exercise 3, using the S chart in place of...

Obtain the 3 σ control limits for R chart. Check whether or not the variance is under control, recompute X ¯ ¯ and R ¯ by eliminating process which is not in control.

Solution Summary: The author explains how to obtain the 3sigma control limits for R chart.

Concept explainers

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Obtain the 3σ control limits for R chart.

Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

Obtain the 3σ control limits for X¯ chart using sample ranges.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control based on Western Electric rules.

Want to see the full answer?

Chapter 10 Solutions

Obtain the 3 σ control limits for R chart. Check whether or not the variance is under control, recompute X ¯ ¯ and R ¯ by eliminating process which is not in control.

Solution Summary: The author explains how to obtain the 3sigma control limits for R chart.

Concept explainers

Videos

Obtain the 3σ control limits for R chart. Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

Obtain the 3σ control limits for X¯ chart using sample ranges. Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control based on Western Electric rules.

Want to see the full answer?

Chapter 10 Solutions

Obtain the 3σ control limits for R chart.

Check whether or not the variance is under control, recompute X¯¯ and R¯ by eliminating process which is not in control.

Obtain the 3σ control limits for X¯ chart using sample ranges.

Check whether or not the process mean is in control, otherwise detect the sample at which the process is out of control.