Sigma upper and lower control limits for the x-bar chart

Assignment Help Operation Management
Reference no: EM131139567

Nancy, Inc. manufactures 4 ounce chocolate bars. Random samples of size four were taken and weighed. Eight hours of observation provided the following data.

Sample       Mean       Range

1                4.01          0.14

2                4.03          0.18

3                3.98          0.16

4                 4.20          0.17

5                 3.89          0.13

6                4.00         0.18

7                4.05          0.17

8                 4.03          0.16

9                4.08          0.15

a. Determine the 3 sigma upper and lower control limits for the x-bar chart.

b. Determine the 3 sigma upper and lower control limits for the R-chart.

Reference no: EM131139567

Questions Cloud

Critical role in the industrial relations process : Government sometimes plays a critical role in the industrial relations process. The term government refers to
Review the given paragraph : Review the given paragraph on a topic regarding the book HUCK FINN BY MARK TWAIN. - Miss Watson wanted to somehow earn money in order to financially provide for herself and Huck.
Show the change in using a supply-demand graph : The Price of Tattoos. According to a market expert, tattooing in your city is a constant-cost industry. The initial equilibrium price is $24.
How it works and changes and understand it on several levels : Culture, whether in firms and societies, develops slowly over time and is hard to change. Societal ways of doing things are also very stable and hard to change. Discuss how this reality impacts business strategy development on two levels: Mergers ..
Sigma upper and lower control limits for the x-bar chart : Nancy, Inc. manufactures 4 ounce chocolate bars. Random samples of size four were taken and weighed. Eight hours of observation provided the following data. Determine the 3 sigma upper and lower control limits for the x-bar chart. b. Determine the 3 ..
Difference essay and literature review and business report : The purpose of this task is to help students to read one article they choose related to their literature review and critically evaluate the article and link it to the main discussion about your topic.
Annotated bibliography - risk effect in management : There are two related tasks, namely (i) the group will develop an annotated bibliography of a stated number of academic journals upon a theme identified by the lecturer; and (ii) each individual will complete a reflective essay on their decision m..
Describe the trends that you notice in the us dollar : Describe the trends that you notice in the U.S. dollar as compared with the euro? What major economic or political factors could have influenced the trends that you observed in Step 1?
Dreamliner was excellent idea-made of composite materials : As a flight of imagination, Boeing’s 787 Dreamliner was an excellent idea: made of composite materials, the plane would be lightweight enough to significantly reduce fuel costs while maintaining a passenger load up to 290 seats. What type of executiv..

Reviews

Write a Review

Operation Management Questions & Answers

  Strategies for doing business in emerging markets

Watch the video Kraft: Global Pitch Win. Then, read the two HBR articles included under Resources. Analyze the approaches and strategies for doing business in emerging markets. Describe how you would create regional strategies and combine them to dev..

  How frequently should order for rivets placed and how much

A company uses rivets at a rate of 5,000 kg per year, rivets costing Rs.2 per kg. It costs Rs.20 to place an order and the carrying cost of inventory is 10 % per annum. How frequently should order for rivets be placed and how much?

  In what ways might they be compatible with organizational

In what ways might the divisionalized forms of most airlines lend themselves to the requirements of alliance membership? In what ways might they be compatible with the organizational needs of the alliances themselves?

  What amount will medicare be responsible for

Joseph D' Amico is covered by Blue Cross and Medicare. His Blue Cross plan has an 85-15 coinsurance and a $100 deductible. this year's Medicare deductible is $110. He was seen in our office on January 11; charges for the office visit were $135. Claim..

  Break down the various problem-solving techniques

Regardless of how well a team works together, at some point issues will arise, whether in trying to decide on a solution, recognizing that there is a problem, or in implementing a change. Based on this, why should problem-solving teams use structured..

  One employee suggested ways to load the ovens

At a staff meeting, one employee suggested ways to load the ovens differently so that more loaves of bread can be baked at one time

  Consumers take a shine to apple inc.

Few companies have fans who sleep outside their doors in order to be the first to snag their newest products. However, this is a common occurrence at Apple Inc. The new iPad (Apple's third generation of its iPad product) sold 3 million units four day..

  Description of a new version of a living complex

Justification as to WHY the new service/product (living complex) will be successful and good for the Baby Boomer generation.

  Three of the leadership managerial roles

Choose three of the leadership managerial roles and explain how Rick Federico might use them as head of PF Changs?

  Marketing-research and development-operations and sales

How is a customer-centric organization different from one that is product focused? How does customer centricity impact the areas of finance, human resources, information technology, marketing, research and development, operations, and sales?

  Construct a house of quality to provide the organization

Imagining yourself to be the customer, construct a House of Quality to provide the organization with your perspectives on what the important dimensions of quality are and how well the organization is currently meeting your needs. Develop a SPC checkl..

  Describe the business opportunity decision processes

Describe the business opportunity decision processes, as explored through the "roots of opportunity" (Mariotti & Glacken, 2013). Articulate which decision process you used to devise your product or service. Describe your process compellingly, and w..

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