Mgt Work Supplement 10

6549 CHQ10(S) UG

3/27/02

6:41 PM

Page 43

10

SUPPLEMENT DISCUSSION QUESTIONS

7. 8. 9. Define normal time.

Work Measurement

Discussion questions 1 through 6 appear in the text. Identify four ways in which labor standards are set.

What are some of the uses to which labor standards are put?

PROBLEMS

Problems S10.1 through S10.29 appear in the text. S10.30 An assembly-line employee had the following times, in seconds, for gluing three separate pieces together: 35, 33, 37, 34, 37, 56. What would you do next in attempting to determine the standard time for this operation?

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S10.31 After training, Shirley Benton, a lab technician, had an average cycle time for blood tests of 12 minutes Shirley’s performance rating is 105%. The hospital has a personal fatigue and delay allowance of 16%. (a) Find the normal time for this process. (b) Find the standard time for this blood test. S10.32 The normal time for a particular task has been clocked at 25 minutes. If allowances are: • personal time: 5 minutes per hour, • fatigue: 10 minutes every hour • delay: 2 minutes per hour for set-up approval (a) what is the allowance factor? (b) what is the standard time? S10.33 A hotel housekeeper was observed five times on each of four task elements shown in the table below. On the basis of these observations, find the standard time for the process. Assume a 10% allowance factor.

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Element Check mini-bar Make one bed Vacuum floor Clean Bath

Heizer/Render/Operations Management

Performance Rating (%) 100 90 120 100

Observations (minutes per cycle) 1 1.5 2.3 1.7 3.5 2 1.6 2.5 1.9 3.6 3 1.4 2.1 1.9 3.6 4 1.5 2.2 1.4 3.6 5 1.5 2.4 1.6 3.2

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S10.34 Peter Billington, a loan processor, has been timed performing four work elements, with the results shown in the following table. The allowance for tasks such as this are: personal 7%, fatigue 10%, delay 3%.

Task Element 1 2 3 4

Performance...