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business
operations management 6th
Operations Management 6th Canadian Edition William J Stevenson, Mehran Hojati, James Cao - Solutions
Visithttp://www.laubrass.com/assets/case_studies/en/UmtPlus-Douglas-Time-Study.pdf and describe how the Douglas Mental Health University Institute in Montreal used Lau brass's UMT Plus software.
Visit https://www.excellence.ca/en/awards/2012-cae-recipients/2012-cae-profiles/2012-caeprofile-h wcs b and describe Hamilton-Wentworth Catholic Schools' Mental Health at Work program.
Visit https://www.excellence.ca/en/awards/2014-cae-recipients/2014-cae-profiles/2014-caeprofile-amd and describe ArcellorMittal Dofasco's healthy workplace program.
Visit http://excellence.ca/en/awards/2016-cae-recipients/2016-cae-profiles/2016-caeprofile-lassonde and describe Lassonde Industries' healthy workplace program.
What is the purpose of the behavioural approach to job design?
Visit http://www.youtube.com/watch?v=S9D2hmOtRio and describe how Ford's ergonomics staff help its job design.
Visit https://www.osha.gov/dts/osta/oshasoft/index.html, choose an industry etool, then choose an application area/task, and identify a safety or ergonomic lesson for work design in that industry.
What is the worst job you know? Why? How can it be improved?
In what ways has technology impacted job design?
A task was timed for 60 cycles. It took an average of 1.2 minutes per cycle. The performance rating was 95 percent, and workday allowance is 10 percent. Determine each of the following:a. Observed time.b. Normal time.c. Standard time.
Visit http://www.ergoweb.com/casestudies, find an interesting ergonomics case study, and summarize it.
What approach-efficiency or behavioural-do you think McDonald's has used for its job design? Briefly explain why this is the case.
Who uses the results of time studies in an organization?
What is the processing time of a pallet? What suggestions can you make to Gary to increase EPR's productivity?Earthwise Pallet Recyclers (EPR) is a small business that refurbishes damaged wood pallets in Saskatoon. Gary Wurst founded EPR in 1996 after he saw so many unwanted damaged pallets lying
An analyst has timed a metal-cutting task for 50 cycles. The average time per cycle was 10.40 minutes, and the standard deviation was 1.20 minutes for a worker with a performance rating of 125 percent. Assume an allowance of 16 percent of task time. Calculate the standard time for this task.
Visit the Association of Canadian Ergonomists website (https://www.ace-ergocanada.ca/about/about_ergonomics/ergonomics.html) and identify the types of activities ergonomists undertake.
Can work design be of strategic importance to a company? Explain and give examples.
What are the trade-offs in each of these situations?a. Using self-directed work teams.b. Deciding how often to update standard times.c. Deciding between stopwatch time study and work sampling.
How is the layout of an Apple store different from the layout of another store such as Best Buy?
A large centralized food product~on (i.e., kitchen) facility is to be constructed for 29 hospitals. A small consulting firm has been contracted to design the facility. The firm has determined that the production process should be decomposed into the following departments and desired area for each,
What is par-baking and how has it helped Tim Hortons restaurants?
Give an example of a green technology.
How has McDonald's changed its service process recently?
What is a swim lane diagram and when should it be used?
What is a service blueprint?
What is a green technology?
What is enterprise/organization architecture?
What is the main objective of process layout?
What is a process and what are the three types of processes? Give an example of each.
Explain the consequence of task-time variability on line balancing and how to deal with it.
Based on your experience, draw a swim lane diagram for a customer of McDonald's buying a cheeseburger, fries, and drink. Show the cheeseburger assembly by just one box with 60 seconds of time. Try to specify the times for ach box. Assume "to go."
Why are product layouts atypical in service environments?
For the process of conducting a bank transaction using a teller in your bank, draw a service blueprint. Use only the customer and a (visible) teller.
Relate process and product layout to production process types.
Buy a few copies of a Lego product, such as a Lego Racer (8119), and form a team of at least two.a. Disassemble the car and familiarize yourself with the pieces.b. Assemble the car according to the instruction sheet (in the box) a few times until you learn how to do it from memory.c. Assign tasks
Compare the layouts of two gas stations. Which is better?
1. We wish to assemble 240 cars in one hour. What should be the cycle time (in seconds)?2. The following are the standard times (in seconds) of attaching each piece to its immediate predecessor(s). (Note: For items 5-9 and 13-16, the time includes time of assembling the sub-assemblies. Time of the
In what ways does technology have an impact on production process design? Layout design?
Who needs to be involved in production process design? Layout design?
Visit a supermarket and identify an area of the store that has the characteristics of each of these production process types: job shop, batch, and repetitive.
When would automation be feasible?
Name a major trade-off in (a) production process design and (b) each type of layout design.
Go to https://www.xe.com/currencycharts/?from=USD& to=CAD&view=5Y and examine the one-year, two-year, and five-year timeframes. Is there any obvious seasonality pattern in the value of the currencies? Is there any obvious positive or negative trend?
What are the differences between process design for services versus goods?
Describe the methodology for process design.
List and briefly describe computer-aided approaches to production.
List the advantages and disadvantages of automation in production.
Give a service example for each of the four production process types.
Briefly describe the four production process types and give a manufacturing example for each that is not mentioned in the chapter.
Define process design and describe its importance.
Mountain Aquaculture and Producers Association (MA&PA) is a small trout producers' cooperative in West Virginia. Its main product is boned, head-removed trout sold to local stores. Unfortunately, the cooperative has not made any profit since it was started in 1992 and has to rely on donations
The diagram below represents a simplified version of the steel production process at a steel mill and the capacity of each operation in tonnes per day (tpd). The outputs from iron ore processing, limestone processing, and coking coal oven need to be combined in a ratio of 4: 1 :2 into the blast
Jamesco is a major furniture producer in Winnipeg. The company has recently received a large order of armoires from a high-end furniture reseller in Ontario. The diagram below is a simplified version of the production process. The number to the right of each box represents the number of unit(s)
Find the capacity of this process: 22 units/hr 17 units/hr 18 units/hr 3. 51 units/hr 54 units/hr 20 units/hr 18 units/hr 18 units/hr 5 6) (10 11 7. 8 9. 22 units/hr 17 units/hr 15 units/hr
The mine hoist at a Mosaic Potash mine and mill in Saskatchewan had the following performance measures during a month. Determine the utilization of the hoist.Total available time = 24 hours a day x 30 days x 60 minutes per hour = 43,200 minutesScheduled hoist downtime ( due to planned maintenance)
What is break-even analysis and how is it used?
When Air Canada emerged from bankruptcy protection in 2004, its top management decided to replace some of its older planes with new ones. In particular, several relatively small Embraer and Bombardier planes (with fewer than 90 seats) and several large Boeing 777 s and 787s (with more than 200
Discuss how capacity planning for essential services such as utilities differs from capacity planning for other services.
What is capacity cushion? Give an example of an industry sector that should have capacity cushion.
What influences effective capacity?
What is meant by the term capacity chunks? Give an example. What are leading and lagging strategies for timing capacity increases? Should essential services such as utilities use the leading or lagging strategy? Explain.
The selling price for a type of felt-tip pen is $1 per pen. Fixed cost of the operation is $25,000 per month and variable cost is 50 cents per pen.a. Find the break-even quantity.b. How many pens must be sold to obtain a monthly profit of $15,000?c. What is the BEP$?d. Another type of marker with
Next time you visit your doctor's office, take note of the various steps you go through and the associated processing times. For example, how long did check-in take? When it was your turn, how long did your doctor spend with you? Use this information to estimate the capacity of the medical clinic.
In what ways has technology had an impact on capacity planning? What are the upsides and the downsides?
The proposed TransCanada Pipelines Keystone XL will have a diameter of 36 inches and the crude oil in it will have a velocity of 6.3 km/h (based on the number and power of the pump stations planned). It is claimed that it will be able to transport 830,000 barrels of oil per day. You are wondering
How confident are you of your estimates for Exercise 1a and 1b? Explain.
Compared to manufacturing, capacity planning for services is more location dependent and time dependent. Why is this true?
1. How many shoes per year must Jim sell to break even?2. What is the annual cost at the BEP found in part a?3. If Jim could sell 2,000 shoes per year, should he go ahead with this venture? Why?Jim Wells, the owner of a farm supply store in Elmira, Ontario, was thinking of introducing a new
a. Calculate the utilization and efficiency in each of these situations:i. A bank loan officer processes an average of seven loans per day. She works an eight-hour shift, but takes one hour off for lunch break. The effective capacity is eight loans per day.ii. A furnace repair team services an
Go to the following websites related to the Airbus A380, the biggest passenger plane ever built (525 passengers or more on two floors, with a range of 15,700 km, and a wingspan of 80 metres): http://www.airbus.com/aircraftfamilies/passengeraircraft/a380family/airlines-destinations/;
An agricultural machinery manufacturer can potentially make eight units per day. Its effective capacity, however, is four units per day, and its actual output is three units per day. The manager would like to increase the output per day. Which of the following factors would you recommend that the
What is capacity? Give an example.
a. What is the total variable cost saving per freezer?b. What is the total investment cost per year if all pieces of equipment are expected to last 10 years (use straight-line depreciation)?c. How many freezers per year should the Guelph plant produce in order to break even in the clear-view
Name a service organization and describe the basicservice( s) it provides.
Perform a failure modes and effects analysis for a truck tire.
The following five customer requirements are considered important for a loaf of bread: 12 crust should be golden brown, inside should be "light'' (i.e., have the right size and even distribution of holes), inside should not be too moist or too dry (i.e., elastic enough), inside should be a creamy
Visit http://www.iihs.org/iihs/ratings to obtain recent crash-safety ratings for passenger vehicles. Next, answer these questions:a. Which vehicles received the highest ratings?b. What product design features help promote vehicle safety?c. What type of customer values safety most? Paper doesn't
Visit https://ultimaker.com/en/stories?filter[ category ]=315 and read one of the provided product design stories. Summarize the article and discuss the pros and cons of 3D printing technology.
What are the stages (phases) of the product design process?
The speed of product development has continued to increase because of technological advances such as CAD. Do you expect this trend to continue?
Visit http://solutions.3m.com/wps/portal/3M/en_ US/3M -Company/Information/Resources/History/ to read the history of 3M. List two innovative products that the company has invented.
Visit http://www.baddesigns.com/examples.html and read about some bad designs. Describe one example from your own experience.
The manager of a large manufacturer of industrial pumps must choose between two alternative forecasting techniques to forecast the demand for its top-selling pump. Both techniques have been used to prepare forecasts for a six-month period. Using MAD as a criterion, which technique produces more
What factors would you consider in deciding whether to use a wide or narrow range of acceptable variation in a control chart?
Explain the equation for an exponential trend.
How is regression used in forecasting linear trend?
How does the size of the smoothing constant in exponential smoothing affect the responsiveness of the forecast?
Coal shipments from a mine for the past 18 weeks are:a. Plot the data as time series, determine the pattern, and explain why an averaging technique would not be appropriate in this case.b. Use an appropriate technique to develop a forecast for week 19. Tonnes Tonnes Week Shipped Week Shipped 405 10
How does the naive method forecast a seasonal time series such as sales dollars during every hour of a particular day in a fast-food restaurant?
Generally, how do time series models forecast?
How can shipments to a customer differ from demand by the customer?
Pick your favourite stock on the Toronto Stock Exchange and choose a forecasting method to forecast its next-day closing price. Repeat this for each of the next three days. Are you satisfied with the results? Explain why you feel the forecasting method you chose worked or didn't work.
Gather data on one-, two-, and three-day temperature forecasts (daily highs) and actual highs in your town/city for four days and compare the accuracy of each one-, two-, and three-day temperature forecast (you can visit http://www.theweathernetwork.com, choose your city, click View Forecasts,
Can Acadian take advantage of the quantity discount, and if so when?Acadian Bakers is a small sweets bakery in Houston, Texas. One of its products is a croissant. Acadian buys frozen croissants and bakes them. For the sake of quality, the company doesn't want to store its frozen goods for more than
What are the three forecasting horizons? For each forecasting horizon, name one operations management decision that needs the forecast.
Visit http://www.stockexshadow.com/crude-oil-usdcad-correlation-chart and comment on the relationship between oil prices and the price of the Canadian dollar. Can oil prices be used to forecast the Canadian dollar?
Give an example of what Nova Scotia Power did as part of its business process re-engineering.
What purchasing criteria (price, quality, variety, and timeliness) are important for online shoppers?
Give an example of Amazon's customer service
Who are IKEA's target customers?
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