EBK OPERATIONS MANAGEMENT
13th Edition
ISBN: 8220103675987
Author: Stevenson
Publisher: YUZU
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Chapter 7, Problem 5P
Summary Introduction
To determine: The observed time for each element.
Introduction: The amount of the dependency on human effort by an organization in terms of achieving its goals is given by the work design. It is directly linked to the productivity of an organization where good work design helps in achieving high productivity.
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Given these observed times (in minutes) for four elements of a job, determine the observed time (OT) for each element. Note: The second element only occurs every other cycle
Drew Rosen Automation Company estimates the data entry and verifying times for four jobs as follows: In what order should the jobs be done if the company has one operator for each job? Illustrate the time-phased flow of this job sequence graphically.
What is the main aim of task calculation to define working time standards?
Chapter 7 Solutions
EBK OPERATIONS MANAGEMENT
Ch. 7.S - Prob. 1DRQCh. 7.S - Prob. 2DRQCh. 7.S - Prob. 3DRQCh. 7.S - Prob. 4DRQCh. 7.S - Prob. 5DRQCh. 7.S - Prob. 6DRQCh. 7.S - Prob. 7DRQCh. 7.S - Prob. 8DRQCh. 7.S - Prob. 9DRQCh. 7.S - Prob. 10DRQ
Ch. 7.S - Prob. 1PCh. 7.S - Prob. 2PCh. 7.S - Prob. 3PCh. 7.S - Prob. 4PCh. 7.S - Prob. 5PCh. 7.S - Prob. 6PCh. 7.S - Prob. 7PCh. 7.S - Prob. 8PCh. 7.S - Prob. 9PCh. 7.S - Prob. 10PCh. 7.S - Prob. 11PCh. 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. 1CQCh. 7.S - Prob. 2CQCh. 7.S - Prob. 3CQCh. 7 - Prob. 1DRQCh. 7 - What are some of the main advantage and...Ch. 7 - Prob. 3DRQCh. 7 - Prob. 4DRQCh. 7 - Prob. 5DRQCh. 7 - Prob. 6DRQCh. 7 - Prob. 7DRQCh. 7 - What are motion study principles? How are they...Ch. 7 - Prob. 9DRQCh. 7 - Prob. 10DRQCh. 7 - Prob. 11DRQCh. 7 - Prob. 12DRQCh. 7 - Prob. 13DRQCh. 7 - Prob. 14DRQCh. 7 - Prob. 15DRQCh. 7 - Prob. 16DRQCh. 7 - Prob. 17DRQCh. 7 - Prob. 18DRQCh. 7 - Prob. 19DRQCh. 7 - Prob. 1TSCh. 7 - Prob. 2TSCh. 7 - Prob. 3TSCh. 7 - Prob. 1CTECh. 7 - Prob. 2CTECh. 7 - Prob. 3CTECh. 7 - Prob. 1PCh. 7 - Prob. 2PCh. 7 - Prob. 3PCh. 7 - Given these observed times (in minutes) for four...Ch. 7 - Prob. 5PCh. 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 - An analyst made the following observations about...Ch. 7 - Prob. 15PCh. 7 - Prob. 16PCh. 7 - Prob. 17PCh. 7 - Prob. 18PCh. 7 - Prob. 19P
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- Given these observed times (in minutes) for five elements of a job, determine the observed time (OT) for each element. Note: Some of the elements occur only periodicallyarrow_forwardWhat is the first step in the process of time control?arrow_forwardIs the latency of interruptions a factor in how long it takes to switch tasks?arrow_forward
- The owner of Touchdown Sports Bar wants to develop a time standard for the task of mixing a specialty cocktail. In a preliminary study, he observed one of his bartenders perform this task seven times with an average of 90 seconds and a standard deviation of five seconds. What is the standard time for this task if the bartender worked at a 20 percent faster pace than is average, and an allowance of 10 percent of job time is used?arrow_forwardExplain what is the main aim of task calculation to define working time standard ?arrow_forwardAn assembly task was broken down into four elements, and timed using the continuous timing method. The resulting data and performance ratings are provided below. Calculate the total standard time for this task. Element 1 2 3 4 Watch Time 1.85 2.96 5.42 7.10 Observed Time Rating 95 105 120 115 Normal Time Total ST Standard Timearrow_forward
- A foreman has determined the expected processing times at a machine for a set of jobs and now wants to sequence them. Given the following information, do the following: Job Time Due Date Job (days) (days) a 4.5 10 6.0 17 5.2 12 d. 1.6 27 e 2.8 18 f 3.3 19 a-1. Determine the processing sequence using (1) MST, (2) SPT, (3) EDD, and (4) CR. Rule Sequence a-с-b-е-f-d MST d-e-f-a-c-b SPT a-c-b-e-f-d EDD a-c-b-f-e-d O CR a-2. For each sequence, calculate the average days late, the average flow time, and the average WIP. (Do not round intermediate calculations. Round the final answers to 2 decimal places.) Rule Average lateness Average flow time Average WIP day (s) day (5) MST & EDD day(s) jobs day (s) jobs SPT day (s) day (s) jobs CR b. Which rule is best? SPT O has the lowest average flow time & average WIP, but EDD & MST have the lowest average days late.arrow_forwardOmar is the Head of IT Systems and Applications at AAA corporation. His job has been redesigned to includeshifting him between jobs at regular intervals. Specify the job design approach that is used in this case.arrow_forwardFor a specific work element the standard time= 19.8 minutes, calculate the normal time in minutes assuming allowance= 16%arrow_forward
- Drew Rosen Automation Company estimates the data entry and verifying times for four jobs as follows: In what order should the jobs be done if the company has one operator for each job? The order is Choose the correct graph of the time-phased flow of this job sequence. O A. O C. Job Entry Time A 2.0 Job Verify Time S 2.0 - Idle B Job Entry Time A 3.4 3.4 5.4 - Idle A Job Verify Time A B 5.6 5.4 C B B 199 5.8 7.2 8.2 D 11 7.9 9.5 D 194 8.0 9.4 10.5 C D 111 9.4 11.7 13.3 Q ✔ Q JOB ABCD DATA ENTRY (HOURS) 2.0 3.6 2.3 1.6 B. O D. VERIFY (HOURS) 3.4 2.4 1.4 1.0 Job Entry Time A H 2.0 Job Verify Time A ㅏ Job Entry Time A H 2.0 Job Verify Time D, C H 3.4 1.0 2.4 B - Idle B B 5.6 C 5.6 4 C, D 5.8 7.2 8.2 C 7.9 B 7.9 8.0 D D 9.5 9.5 A 11.4 Q G Qarrow_forwardDetermine the standard time of the process using the below-recorded observations. Hint: remove unusual time observationsarrow_forwardwhat are the advantages and disadvantages of continuous and snapback method of time study.arrow_forward
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