A time study was conducted on a job that contains four elements. The observed times and performance ratings for six cycles areshown in the following table.Element1234PerformanceRating95%9012511010.461.460.811.06Element1234Click here for the Excel Data FileElement12OBSERVATIONS (minutes per cycle)Average cycle20.511.460.811.11a. Determine the average cycle time for each element. (Round your answers to 3 decimal places.)Normal time30.411.410.711.064560.41 0.41 0.411.41 1.41 1.460.76 0.81 0.761.11 1.11 1.16b. Find the normal time for each element. (Round your answers to 3 decimal places.)< Prev3 of 7Next >

For a particular activity, a performance level or tempo is chosen as the norm. A worker's…

Answered: A time study was conducted on a job…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Time left 1:06:0- In a fabric manufacturing factory, the quality control process using control charts from SPC. In an hour there are a total of 5 samples are taken each having 4 observations regarding the thickness of fabric in measured in millimeters. In a particular hour, the sample means (X-bar) are noted to be: 156.46, 199.62, 189.31, 102.22, and112.09 respectively. In the same sample, the corresponding ranges are: 11.97, 12.17, 13.94, 11.86, and 11.83 respectively. What are the lower and upper control limits for the R chart? O a. 0,28.17 O b. 0,31.17 OC None is correct O d. 0,24.71 O e. 0,30.47 Of. 0,29.17 US PAGE NEXT PAGE O # C a pe here to search Prt F10 F12 %23 & 2 . 3 5 6 V. 8. R T. Y U P 41 S F J G y H K L / C V } BYN i 10 Alt Alt Ctrl
The Dubuque Cement Company packs 80-pound bags of concrete mix. Time-study data for the filling activity are shown in the following table. Because of the high physical demands of the job, the company's policy is a 20% allowance for workers. (Round all intermediate calculations to two decimal places before proceeding with further calculations.) Performance Observation (seconds) Element Rating 1 2 3 4 5 Grasp and place bag 105 % 8 10 9 12 6 Fill bag 85 % 36 40 39 36 114 * Seal bag 105 % 14 17 13 19 17 Place bag on conveyor 85 % 7 6 9 30 ^ 34 ^ * Bag breaks open; included as delay in the allowance factor ^ Conveyor…
1. The survey results that 54% of the organizations are planning to hire full time employees. Keeping in view the changes in the nature of work during pandemic and increase in the remote working i.e. WFH, what will you propose to change in; Hiring process Skill set demand
Supervisor Kenneth Peterson wants to detem1ine thepercentage of time a machine in his a rea is idle. He decides to usework sampling, and his initial estimate is that the machine is idle 20%of the time. How many observations should Peterson take to be 98%confident that the results will be Jess than 5% from the true results?
TO DO: Prepare a check sheet to analyze the data below from customer complaints, then prepare a list of recommendations that will address these complaints. Case: Tip Top Markets is a regional chain of supermarkets located in the southeastern United States. Karen Martin, manager of one of the stores, was disturbed by the large number of complaints from customers at her store, particularly on Tuesdays, so she obtained complaint records from the store’s customer service desk for the last nine Tuesdays. June 1 out of orange yogurt produce not fresh bread stale lemon yogurt past sell date checkout lines too long couldn’t find rice overcharged milk past sell date double charged stock clerk rude meat smelled strange cashier not friendly charged for item not purchased out of maple walnut ice cream couldn’t find the sponges something green in meat meat tasted strange didn’t like music store too cold checkout lines…
How reliable is the result of work sampling activity in determining working time and idle time of the operator?
what are some other performance measurement techniques commonly used in business?
erations Management Spring21 Time left 1:09:19 stion In a fabric manufacturing factory, the quality control process using control charts from SPC. In an hour there are a total of 5 samples are taken each having 5 observations regarding the thickness of fabric in measured in millimeters. In a particular hour, the sample means (X-bar) are noted to be: 156.46, 199.62, 189.31, 102.22, and112.09 respectively. In the same sample, the corresponding ranges are: 11.97, 12.17, 13.94, 11.86, and 11.83 respectively. What are the lower and upper control limits for the X-bar chart? et ered ed out of O a. None is correct lag O b. 156.55, 170.47 tion O C. 144.77, 159.11 O d. 145.40, 190.72 O e. 143.55, 165.47 Of. 142.92, 160.66 Fi PREVIOUS PAGE NEXT PAGE O Type here to search %23
If a process was running at60%and through the implementation of standardized work it was improved to72%, what was the percentage point increase? What was the percent increase?
The results of a time study to perform a quality control test are shown in the following table: Performance Observation (minutes per cycle) Element Rating 1 4 5 94% 1.5 2.0 1.8 1.5 1.5 2 110% 0.8 0.5 0.7 3.9* 0.6 3 82 % 0.4 0.5 0.5 0.3 0.3 4 95% 0.5 0.9 0.7 0.6 0.7 *Disregard-employee is smoking a cigarette (included in personal time). The allowance factor is given to be 25%. a) The normal time for the complete operation = minutes (round your response to two decimal places). b) The standard time for this process = minutes (round your response to two decimal places).
4. Mancio Manufacturing Co. has asked you, as their IE, to check a labor standard prepared by a recently resigned analyst. Determine the sample size you need considering your accuracy is to be within 5%, standard deviation of the sample is 1.0 and the mean is 3.0. 5. The manager of Asombrado Bounty Office, Charles Badillo, estimates his employees are idle 25% of the time. With that problem, how many work samples are needed to consider within 3% accuracy and have 95.45% confidence level. 6. At ASP Micro Manufacturing, Inc. workers press semiconductor into predrilled slots on printed- circuit boards. Determine the normal time of the operation in seconds. The elemental motions for normal time used by the company are as follows: Reach 6 inches for semiconductors 10.5 TMU • Grasp the semiconductors • Move semiconductor to printed-circuit board 9.5 TMU • Position semiconductor 8.0 TMU 20.1 TMU Press semiconductor into slots 20.3 TMU Move board aside 15.8 TMU 7. The semiconductor used in…

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