Operations and Supply Chain Management, 9th Edition WileyPLUS Registration Card + Loose-leaf Print Companion
9th Edition
ISBN: 9781119371618
Author: Roberta S. Russell
Publisher: Wiley (WileyPLUS Products)
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 7, Problem 20P
McCauley’s Heating and Air in Phoenix, Arizona, sells Mystifiers to keep homes and businesses from getting too dry in the desert air. The precedence diagram and task times (in minutes) for assembling a Mystifier are shown here. Set up an assembly line to produce 125 mystifiers in a 40-hour week. Balance the line and calculate its efficiency.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
An assembly plant for the Blood Pressure RX, a portable blood pressure device, has
400
minutes available daily in the plant for the device, and the average demand is
80
units per day. Final assembly requires 6 separate tasks. Information concerning these tasks is given in the following table.
Task
Performance Time (minutes)
Task Must Follow Task Listed Below
A
4
-
B
1
-
C
1
A, B
D
3
C
E
4
D
F
2
E
b) Given the demand, what is the cycle time for this operation?
The cycle time for this operation is
enter your response here
minutes/unit (enter your response as a whole number).
c) What is the theoretical minimum number of workstations?
The theoretical minimum number of workstations is
enter your response here
stations (enter your response as a whole number and, if your unrounded answer includes decimal values,…
Given in the following table are the tasks necessary forfinal assembly of a hospital bed, the length of time needed
to perform each task, and the operations that must be com-pleted prior to subsequent operations. Construct a prece-dence diagram and balance the assembly line for a desired
cycle time of 14 minutes. Draw a schematic diagram of thebalanced line. How many beds can actually be assembledin an eight-hour period?
Discuss the term traditional assembly line operations and how are these operations efficient?
Chapter 7 Solutions
Operations and Supply Chain Management, 9th Edition WileyPLUS Registration Card + Loose-leaf Print Companion
Ch. 7.S - Prob. 1QCh. 7.S - Prob. 2QCh. 7.S - Prob. 3QCh. 7.S - Prob. 4QCh. 7.S - Prob. 5QCh. 7.S - Prob. 7QCh. 7.S - Prob. 1PCh. 7.S - Prob. 2PCh. 7.S - Prob. 3PCh. 7.S - Prob. 4P
Ch. 7.S - Prob. 5PCh. 7.S - Prob. 6PCh. 7.S - Prob. 7PCh. 7.S - Prob. 8PCh. 7.S - Prob. 12PCh. 7.S - Prob. 13PCh. 7.S - Prob. 14PCh. 7.S - Prob. 15PCh. 7.S - Prob. 16PCh. 7.S - Prob. 17PCh. 7.S - Prob. 18PCh. 7.S - Prob. 19PCh. 7.S - Prob. 20PCh. 7.S - Prob. 21PCh. 7.S - Prob. 22PCh. 7.S - Prob. 23PCh. 7.S - Prob. 24PCh. 7.S - Prob. 25PCh. 7.S - Prob. 26PCh. 7.S - Prob. 27PCh. 7.S - Prob. 1.1CPCh. 7 - Prob. 1QCh. 7 - Prob. 2QCh. 7 - Prob. 3QCh. 7 - Prob. 4QCh. 7 - Prob. 5QCh. 7 - Prob. 8QCh. 7 - Prob. 9QCh. 7 - Prob. 10QCh. 7 - Prob. 11QCh. 7 - What are the fixed and variable cost tradeoffs...Ch. 7 - What is the difference between block diagramming...Ch. 7 - Prob. 14QCh. 7 - What are the objectives of line balancing?...Ch. 7 - How are manufacturing cells formed? How does the...Ch. 7 - Prob. 17QCh. 7 - Prob. 18QCh. 7 - Prob. 19QCh. 7 - Prob. 1PCh. 7 - Prob. 2PCh. 7 - Prob. 3PCh. 7 - Prob. 4PCh. 7 - Rent-With-Us Management Inc. has purchased a large...Ch. 7 - Prob. 6PCh. 7 - Prob. 7PCh. 7 - Prob. 8PCh. 7 - Prob. 9PCh. 7 - Prob. 10PCh. 7 - Prob. 11PCh. 7 - Prob. 12PCh. 7 - Prob. 13PCh. 7 - Prob. 14PCh. 7 - Prob. 15PCh. 7 - Prob. 16PCh. 7 - The TLB Yogurt Company must be able to make 600...Ch. 7 - The Speedy Pizza Palace is revamping its...Ch. 7 - Professor Garcia has assigned 15 cases in his OM...Ch. 7 - McCauleys Heating and Air in Phoenix, Arizona,...Ch. 7 - The precedence diagram and task times (in minutes)...Ch. 7 - The Costplus Corporation has set a processing...Ch. 7 - Hanover Hospital beds can transform from a bed to...Ch. 7 - Fines Furniture is known for its fine cedar...Ch. 7 - Prob. 25PCh. 7 - The Wet Wellies Corporation produces waterproof...Ch. 7 - Prob. 27PCh. 7 - Jetaway, a small manufacturer of replacement parts...Ch. 7 - Workout Plus Workout Plus is a health club that...Ch. 7 - Photo Op-Please Line Up Tech is modernizing its...Ch. 7 - Photo Op-Please Line Up Tech is modernizing its...Ch. 7 - Photo Op-Please Line Up Tech is modernizing its...
Additional Business Textbook Solutions
Find more solutions based on key concepts
What are the three major business functions, and how are they related to one another? Give specific examples.
Operations Management, Binder Ready Version: An Integrated Approach
Consider the sales data for Computer Success given in Problem 7. Use a 3-month weighted moving average to forec...
Operations Management: Processes and Supply Chains (11th Edition)
What is precedent, and how does it affect common law?
Business in Action
The best fits using exponential smoothing, trend analysis, and linear regression for the given data. Introducti...
Principles of Operations Management: Sustainability and Supply Chain Management (10th Edition)
What is precedent, and how does it affect common law?
Business in Action (8th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, operations-management and related others by exploring similar questions and additional content below.Similar questions
- A firm that produces electric golf carts has just received an order for 200 carts, which must be ready for delivery at the start of week 8. Information concerning the product structure, lead times, and quantities on hand is shown in the following table. Use this information to do each of the following: a. Construct an assembly time chart in Excel.arrow_forwardTailwind, Inc., produces high-quality but expensive training shoes for nmners. The Tailwind shoe, which sells for $210, contains both gas- and liquid-filled compartments to provide morestability and better protection against knee, foot, and back injuries. Manufacturing the shoes requires 10 separate tasks. There are 400 minutes available for manufacturing the shoes in the plant each day. Daily demand is 60. The information for the tasks is as follows: a) Draw the precedence diagram.b) Assign tasks to thl e minimum feasible number of workstations according to the "ranked positioned weight" decision rule.c) What is the efficiency of the process you completed in (b)?d) What is the idle time per cycle?arrow_forwardJericho Inc. is a large logistics company that focuses on the efficient operations of its warehouses to speed the picking of customer orders for delivery. Through the use of intelligent robots and strategic placement of inventory, Jericho’s lead development team has determined the best way to layout its inventory so the amount of movement is limited. As such they have a very good understanding of which costs are variable and which costs are fixed. Explain which cost estimation method is being used by Jericho.arrow_forward
- Tailwind, Inc., produces high-quality but expensive training shoes for runners. The Tailwindshoe, which sells for $210, contains both gas- and liquid-filled compartments to provide morestability and better protection against knee, foot, and back injuries. Manufacturing the shoesrequires 10 separate tasks. There are 400 minutes available for manufacturing the shoes inthe plant each day. Daily demand is 60. The information for the tasks is as follows: Task Performance Time (In minutes) Task Must Follow This task A 1 ___ B 3 A C 2 B D 4 B E 1 C.D F 3 A G 2 F H 5 G I 1 E,H J 3/25 I 1. What is the theoretical minimum number of work stations required to satisfy this output rate? 2. Allocate the tasks to work stations taking into consideration the precedence requirements and usingthe LOT rule to break ties between feasible tasks.arrow_forwardDraw a generic diagram of a business process of your choice BEFORE ERP Systems?arrow_forwardK Canine Kennels Company (CKC) manufactures two different types of dog chew toys (A and B, sold in 1,000-count boxes) that are manufactured and assembled on three different workstations (W, X, and Y) using a small-batch process (see the figure below). Batch setup times are negligible. The flowchart denotes the path each product follows through the manufacturing process, and each product's price, demand per week, and processing times per unit are indicated as well. Purchased parts and raw materials consumed during production are represented by inverted triangles. CKC can make and sell up to the limit of its demand per week; no penalties are incurred for not being able to meet all the demand. Each workstation is staffed by a worker who is dedicated to work on that workstation alone and is paid $6 per hour. Total labor costs per week are fixed. Variable overhead costs are $3,500/week. The plant operates one 8-hour shift per day, or 40 hours/week. Product A $2 Step 1 Station W (11 min) Raw…arrow_forward
- Given in the following table are the tasks necessary for final assembly of a hospital bed, the length of time needed to perform each task, and the operations that must be completed prior to subsequent operations. Construct a precedence diagram and balance the assembly line for a desired cycle time of 14 minutes. Draw a schematic diagram of the balanced line. How many beds can actually be assembled in an eight-hour period? Element Precedence Time (min) A None 4 B None 5 C None 8 D A 4 E A, B 3 F B 3 G D, E 5 H F 7 I G, H 1 J I 7 K C, J 4arrow_forwardDiscuss three reasons why assembly-line processes are usually more efficient than batch processes. Also, how are assembly-line processes less flexible than batch processes?arrow_forward4. This tool specifies operations and process routing for a particular part. Multiple Choice Flow diagram Blueprint Assembly chart Operation and route sheet Assembly drawingarrow_forward
- The Action Toy Company has decided to manufacture a new train set, the production of which is broken into six steps. The demand for the train is 4,600 units per 40-hour workweek: Task A BCDEF C Performance Time (seconds) 22 30 12 15 12 27 Predecessors A A A B, C D, E This exercise only contains part a. a) The correct precedence diagram for the assembly line is presented in C Fig. 1 Fig. 2 Fig. 3 B Earrow_forwardKid’s World sells outdoor play equipment for children. Oneof its most popular items is a 5-foot by 7-foot wooden sand-box shown below. General assembly instructions follow.Assembly Instructions: The wood pieces for the sand-box are ordered precut and treated. Kid’s World sands thewood, drills several holes in each piece as required for as-sembly, and coats each piece with 2 ounces of water sealer.The sides are then assembled one corner at a time by at-taching a 1-foot wood strip cater-corner between a5-foot and 7-foot side. Four bolts are inserted through thepredrilled holes and secured with nuts. After the left andright corners of the sandbox have been assembled, the twopieces are joined in a similar manner to form the box as-sembly. A triangular-shaped wooden seat is attached toeach corner of the box assembly with four flat-headed nailsfor each seat. The sandbox is now complete.Construct a multilevel bill of material for the sandbox.arrow_forwardCanine Kennels Company (CKC) manufactures two different types of dog chew toys (A and B, sold in 1,000-count boxes) that are manufactured and assembled on three different workstations (W, X, and Y) using a small-batch process (see the figure below). Batch setup times are negligible. The flowchart denotes the path each product follows through the manufacturing process, and each product's price, demand per week, and processing times per unit are indicated as well. Purchased parts and raw materials consumed during production are represented by inverted triangles. CKC can make and sell up to the limit of its demand per week; no penalties are incurred for not being able to meet all the demand. Each workstation is staffed by a worker who is dedicated to work on that workstation alone and is paid $10 per hour. Total labor costs per week are fixed. Variable overhead costs are $3,500/week. The plant operates one 8-hour shift per day, or 40 hours/week. Product A $4 Raw materials Product B $7 Raw…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Practical Management ScienceOperations ManagementISBN:9781337406659Author:WINSTON, Wayne L.Publisher:Cengage,
Practical Management Science
Operations Management
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:Cengage,
Inventory Management | Concepts, Examples and Solved Problems; Author: Dr. Bharatendra Rai;https://www.youtube.com/watch?v=2n9NLZTIlz8;License: Standard YouTube License, CC-BY