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

Concept of a productivity boundary and operating efficiency, 1. Porter (199...

1. Porter (1996) attempts to resolve the issue of Skinner's quandary with trade-offs by introducing the concept of a productivity boundary and operating efficiencies. Explain where

Operation Management, what are the factors that affect productivity

what are the factors that affect productivity

What kinds of gatekeepers in the organization required, What kinds of "gate...

What kinds of "gatekeepers" in the organization might be especially helpful to you in your position as a department supervisor?

Cause and effect diagram for TQM, Cause and effect diagram

Cause and effect diagram

Explain dedicated cell production in modern manufacturing, Explain about th...

Explain about the dedicated cell production in modern manufacturing environment. Dedicated cell production: Traditional production has been regarding the specialisation o

Explain what changes should be made in the wage, A father decides to put hi...

A father decides to put his two sons to work landscaping. The business involved going to a customer's home and providing landscaping services (cut gras, edge sidewalk, pull weeds i

Explain tuxedo ordering system for a local school system, You are on a proj...

You are on a project team that has been assigned a tuxedo ordering system for a local school system your question here

Describe setting up valid research designs in a company, Discuss setting up...

Discuss setting up valid research designs in a company, work environment

Explain what are the strategy models, What are the strategy models?

What are the strategy models?

What mechanisms are available for conflict resolution, Question 1: (a) ...

Question 1: (a) "Alone of all non-western countries Japan has become a modern society, because her reforms based the new "Westernised" behaviour on traditional Japanese values

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages