Telephone inquiries of 100 cell phone company customers are monitored daily at random.  Incidents of incorrect information or other nonconformities (such as rudeness to customers) are recorded.  The data for last two weeks is as follows:

Day	Number of "nonconformities"
1	5
2	10
3	27
4	17
5	12
6	7
7	12
8	25
9	15
10	10

a. What is the appropriate control chart(s) to construct with this data?

b. What are the ± 3 sigma upper and lower control limits?

c. What does the control chart tell you about the phone company's operators?

Posted Date: 2/24/2013 11:59:04 PM | Location : United States

Ask an Expert

Related Discussions:- Construct the control chart, Assignment Help, Ask Question on Construct the control chart, Get Answer, Expert's Help, Construct the control chart Discussions

Write discussion on Construct the control chart
Your posts are moderated

Write your message here..

Related Questions

Low price and product features - operation strategy, Low Price and Product ... Low Price and Product Features - Operation Strategy Low price  The ability of the operations system to satisfy the customers' requirements more cost-effectively (and by

What needed to accurately predict capacity, 1) A process oriented layout wi... 1) A process oriented layout will minimize the total time spent on setting up machines? 2) By increasing the capacity of an operation you improve its efficiency. 3) Standard

Short-term and long-term liabilities, In addition to the car lease, Leonard... In addition to the car lease, Leonard and Rose each have a VISA card with an interest rate of 18.25% p.a. They currently have a balance of $1,205 and made payments of $3,537 in 201

Determine the standard time by time study, 1. Is work measurement used in y... 1. Is work measurement used in your own organisation? If not, then give thought to how: alternative methods are compared; load is balanced with capacity; productivity is monitored;

Define strong technical skills or strong communications, What types of peop... What types of people have more difficulty being team players? What helps promote good team player behaviour? 3. What do you think is more important for a good IT professional: stro

Describe limitations of the relational model, Write a 200- to 350- word sho... Write a 200- to 350- word short-answer response to the following: • Identify and describe three limitations of the relational model and recommend strategies to overcome these li

Explain fiedler''s contingency model, Write a 500-750-word paper that analy... Write a 500-750-word paper that analyzes the two leadership case studies, "Coach Knight: A Will to Win" and "Coach K: A Matter of the Heart." Address the following questions a

Steps in layout planning and design, Steps in Layout Planning and Design ... Steps in Layout Planning and Design For a given product at a stated volume of production a process most appropriate must be determined. The process that is determined like any

Explain what contract type puts more risk on the buyer, What are the differ... What are the different types of contracts and how do they impact risk? What contract type puts more risk on the buyer? What contract type puts more risk on the seller?

Compute the total benefits, One group of 20 trainees estimated a total over... One group of 20 trainees estimated a total overall monthly cost benefit of $336,000 related to business improvements and showed an average 70 percent confidence level with that est