All Matches
Solution Library
Expert Answer
Textbooks
Search Textbook questions, tutors and Books
Oops, something went wrong!
Change your search query and then try again
Toggle navigation
FREE Trial
S
Books
FREE
Tutors
Study Help
Expert Questions
Accounting
General Management
Mathematics
Finance
Organizational Behaviour
Law
Physics
Operating System
Management Leadership
Sociology
Programming
Marketing
Database
Computer Network
Economics
Textbooks Solutions
Accounting
Managerial Accounting
Management Leadership
Cost Accounting
Statistics
Business Law
Corporate Finance
Finance
Economics
Auditing
Ask a Question
Search
Search
Sign In
Register
study help
business
operations and supply chain management
Questions and Answers of
Operations And Supply Chain Management
Under what kinds of circumstances might an organization wish to use control limits of two standard deviations or even one standard deviation? What should it bear in mind when using these lower limits?
Why are two control charts not necessary in controlling for attributes? Might not the variability of the fraction defective or the number of defects also be going out of control?
It is generally not appropriate to apply control charts to the same data that were used to derive the mean and limits. Why? What are the two possible outcomes if this is done, how likely is each, and
In deriving the p-chart, why can the sample size vary? What must be remembered if the p-chart is applied to a different sample size each time?
Firms regularly employ a taster for drinkable food products. What is the purpose of this taster?
How is quality handled differently in service firms and prod- uct firms? Does quality mean something different in a ser- vice firm?
For many years, the balanced scorecard was seen as more appropriate for implementing strategy than for planning it. Now that the strategy map has been conceived, does this replace the balanced
Contrast Six Sigma and BPD.
Is there any relationship between DPMO and process capability?
Measurement systems analysis focuses primarily on the variation introduced into the measurement system by human operators. Can you think of other sources of variation introduced by the measurement
Is the DMAIC approach more applicable to projects focusing on incremental change or radical change? Why?
Are there any limitations you see associated with QFD? Benchmarking?
What phase of DMAIC do you imagine is the most important phase? What phase do you imagine takes the longest?
Suppose that a restaurant's requirements for the "4-ounce" hamburger patties that it purchased from its supplier should be between 3.4 and 4.6 ounces. Why would the restaurant be concerned about
A call center has determined five types of defects can occur in processing customer calls: the customer spends too long on hold, the customer is given the wrong information, the customer rep handles
Over the last quarter, 742 shots were administered at a walk-in clinic. To be treated properly, patients must be given the correct dosage of the correct medication. During the quarter in question, it
A silk screening company prints 6000 decals per month. A random sample of 150 decals is taken every week and inspected based on four characteristics. The data for the last four weeks are summarized
A hospital made 225 medication errors last year. Of these errors, 30 percent were errors with the prescription, while 70 percent were errors made while dispensing the medication. The hospital
Customers of Dough Boy Ltd. have specified that pizza crusts they order should be 28-32 centimeters in diameter. Sample data recently collected indicate that Dough Boy's crusts average 30 centimeters
Design specifications for a bottled product are that it should contain 350-363 milliliters. Sample data indicate that the bot- tles contain an average of 355 milliliters, with a standard deviation of
In your opinion, does it make more sense for an organization to merge its lean and Six Sigma programs or keep them separate?
Describe how trying to please every customer turns into a "trap" for traditional production. Aren't customization and multiple options the way of the future, particularly for differing national
The Japanese say that "a defect is a treasure." What way do they mean, and how does this relate to lean?
How smooth is a production flow where every item requires a setup? Wouldn't flows be smoother with long runs where no setups were required for days?
Does the TOC apply to services as well as to products?
One JIT consultant suggests that managers implement JIT by just removing inventories from the floor. What is likely to happen if they do this? What would the Japanese do?
With single sourcing, how does the firm protect itself from price gouging? From strikes or interruptions to supply?
How might lean apply to a service like an airline? A retailer? A university?
American managers hate to see high-paid workers sitting idle, even maintenance employees. What is the alternative?
The TOC distinguishes between process batches and transfer batches. It also recommends that process batches vary according to the economics of efficiency at each stage of production. Considering the
Consider a service you are familiar with. List examples for each of the seven categories of waste for the service.
In identifying the value stream, why is it important to go beyond the boundaries of the organization of interest?
The time between patient arrivals to the blood-drawing unit of a medical lab averages 2 minutes. The lab is staffed with two nurses who actually draw the patients' blood. The nurses work from 9:00
Referring to Exercise 1, assume that additional analysis was performed and it was determined that an average of 255 patients (with a standard deviation of 30) requiring blood work come to the lab
Why is it so hard to increase productivity in the service sector?
Identify other major differences between services and products in addition to those listed in Table 1.1. I TABLE 1.1 Characteristics of Products and Services Services Products Tangible Minimal
Many foreign firms have been successful in the following areas: steel, autos, cameras, and televisions. Are services more protected from foreign competition? How?
It is commonly said that Japanese firms employ 10 times as many engineers per operations worker as US firms and 10 times fewer accountants. What effect would you expect this to have on their
How might the concept of a “facilitating good” alter the way we perceive a product? A service?
Is it wise for a firm to stick to what it knows best, or should it expand its market by moving into adjoining products or services?How can it avoid losing its focus?
Can you think of any other areas of possible focus for a firm besides those identified in Table 1.3? ITABLE 1.3 Common Areas of Organizational Focus Innovation. Bringing a range of new products and
What core capabilities do you think China possesses? India?Japan? The United States?
According to K. Blanchard and N. V. Peale (The Power of Ethical Management, New York: Morrow, 1988), the following three ethical tests may be useful: (1) Is it legal or within company policy? (2) Is
In responding faster to customers’ needs, where might the cost savings come from? What benefits would result?
Can you think of companies that have moved the performance frontier of their industries?
Why do Americans invest more in marketing new products while the Japanese invest more in engineering? What advantages accrue to each investment?
Using new technologies, it is not uncommon for firms to cut their response times by a factor of 10. What effect would you expect this to have on their unit costs?
What are the order winners and order qualifiers for Wal‐Mart?Toyota? BMW? Sony?
Given the recent trends in products and services, does the focus strategy or sand cone strategy seem most applicable these days?
Why don’t we see more mass customization in products and services?
Izmir National University (INU) was chartered in 2010 to facilitate Turkey ’ s expected eventual entry into the economy of Europe, via the EU. To foster growth and development in the European
Taracare, Inc. operates a single factory in Ensenada, Mexico, where it fabricates and assembles a wide range of outdoor furniture for the US market, including chairs, tables, and matching
Frequently, the project's tasks are not well defined, and there is an urge to "get on with the work," since time is critical. How serious is it to minimize the planning effort and get on with the
Contrast the cost-schedule reconciliation charts with the earned value chart. Which one would a PM prefer?
How would a manager calculate the value completed for an earned value chart?
Do you think people's estimates are more accurate for opti- mistic or pessimistic activity times?
What do you think are the reasons for the tremendous growth in project management in our society?
Why doesn't it make sense to think in terms of a critical path when activity times are not known with certainty?
In calculating the probability that a project will be finished by some specified time, the probabilities of each path are multiplied together, on the assumption that the paths are independ- ent of
Is the stretched-S life-cycle project form more common or the exponential form? What other aspects of managing a project are affected by the nature of the project form besides budget- ing and early
What do you think are the reasons for the topics of conflict among the project team in each stage of the project?
Given the powerful nature of project management software packages today, why should a project manager have to know how to construct a PERT chart or WBS?
Given the ease of use of simulation software such as Crystal Ball, what other data used in project management should probably be simulated?
Describe how to actually calculate earned value.
What does the project portfolio illustrate? How might it be useful to management?
After four years as a new start-up, e-Razor has expanded its line of programmable razors to include both linear and rotary models, as well as women's and teenagers' versions. Programming is simply
Nutri-Sam produces a line of vitamins and nutritional supplements. It recently introduced its Nutri-Sports Energy Bar, which is based on new scientific findings about the proper balance of
The following AON chart was prepared at the beginning of an important software upgrade project. The duration, in days, follows the letter of each activity. What is the critical path? Which activities
Refer to Exercise 1. Compute the earliest start and finish times, the latest start and finish times, and the slack times for each activity. Also, calculate the slack for each path.Data from in
Given the following German autobahn repair project, find the probability of completion by 17 weeks and by 24 weeks.If the firm can complete the project within 18 weeks, it will receive a bonus of €
Construct a network for the project below and find its expected completion time. Activity a b d e f g h i t. (Weeks) 3 5 3 1 3 4 2 3 1 Preceding activities None a a b b, d g, f e, h
Estimated activity times and precedences are given below:What is the probability that the project will be completed within:(a) 21 days (b) 22 days (c) 25 days Times (days) Most Activity Optimistic
Pusan Iron and Steel, located on the eastern coast of South Korea, is a major supplier of both girder and rolled steel to the emerging construction, appliance, and automobile companies of China. Due
As in the situation illustrated in Figure 2.16, an Irish Web design project at day 70 exhibits only 35 percent progress when 40 percent was planned, for an effective date of 55. Planned value was €
As in the situation shown in Figure 2.16, a project at month 2 exhibited an actual cost of $ 78,000, a planned value of $84,000, and a value completed of $81,000. Find the cost and schedule
A project at month 5 had an actual cost of $34,000, a planned value of $ 42,000, and an earned value of $ 39,000. Find the cost and schedule variances.
Given a network:Note that four activities can start immediately.Find the following:(a) Critical path (b) Earliest time to complete the project (c) Slack on activities E, F, and H Start A, 5 B, 3 C,
Given the activities data in the table below:(a) Draw the network.(b) Find the critical path.(c) Find the slacks on all activities. Activity ABCDEFI- G H I Times (weeks) 3 6 8 7 5 10 4 5 6
(a) Draw the network diagram(b) Find the critical path(c) Find the completion time Activity 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Duration 1 2 3 4 3 8 2 4 2 6 5 10 11 1 9 3 86 6 Preceding
In the project network shown in the following figure, the number alongside each activity designates its known duration in weeks. Determine the following:(a) Earliest and latest start and finish times
Showing 100 - 200
of 180
1
2