Appropriate control limits for the data, Operation Management

Assignment Help:

A quality team at Milburn Textiles has been charged with setting up control charts to monitor a key dyeing process that has been improved and now stable.  The ideal temperature for the process is 140 degrees.  Too high a temperature results in excessively dark fabric.  Too low a temperature results in streaking.  Daily temperature readings are taken of the dye vats as shown below. [+2 pts.]

 

Observation

 

 

Day

1

2

3

4

5

Avg.

Range

1

136

137

144

141

138

139.2

8

2

143

138

140

140

139

140.0

5

3

140

141

144

137

135

139.4

9

4

139

138

141

140

141

140.0

2

5

137

141

143

140

138

139.2

6

6

142

141

140

139

138

140.0

4

7

143

139

143

140

140

141.4

3

8

139

138

141

140

136

139.0

5

9

140

141

143

141

139

140.2

5

10

139

141

142

140

136

139.6

6

a. What is the appropriate control chart(s) the quality team should use?

b. What are the appropriate control limits for the data?


Related Discussions:- Appropriate control limits for the data

Process charts, Process Charts Process chart is the diagrammatic repr...

Process Charts Process chart is the diagrammatic representation of various tasks and activities in sequence of operation passing through the production process beginning with

Explain drum-buffer-string, According to Elyahu Goldratt, the TOC system us...

According to Elyahu Goldratt, the TOC system uses a scheduling approach called _____. drum-buffer-rope drum-buffer-string drum-rope-buffer drum-buffer-line

Define why is it deemed necessary to protect the environment, Why is it dee...

Why is it deemed necessary to protect the environment? What does it mean to society? To business? To the individual? To future populations?

Explain what factors have contributed to its growth, When was the Mexican a...

When was the Mexican aerospace industry established and what factors have contributed to its growth?

Explain prohibiting the replacement of economic strikers, What are the econ...

What are the economic and social consequences of prohibiting the replacement of economic strikers?

Explain that item as well as a few other items on the return, Tony taxpayer...

Tony taxpayer´s return has come up for audit by the Internal Revenue Service (IRS). He took some deductions this year for an office in his home. Amelio Auditor at the IRS has disal

Explain what is its default risk premium, The real risk-free rate, r*, is 2...

The real risk-free rate, r*, is 2.5%. Inflation is expected to average 2.8% a year for the next 4 years, after which time inflation is expected to average 3.75% a year. Assume that

Explain measurements used in the selection process, Briefly, identify and d...

Briefly, identify and describe, in your own words, the different measurements used in the selection process. What are the advantages and disadvantages of each?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd