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Exam 7: Work Design and Measurement

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Question 31

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If the manager wants to be 95.44 percent confident that the true proportion of time spent mowing is within .02 (plus or minus) of the sample proportion, what should be her sample size?

A) 400
B) 1,000
C) 1,600
D) 2,000
E) 2,500

F) B) and E)
G) D) and E)

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Question 32

Multiple Choice

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Behavioral approaches to job design include:

A) Specialization
B) Ergonomics
C) Job Rotation
D) Flow Process Charts
E) SIMO Charts

F) B) and C)
G) C) and E)

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Question 33

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A time study of a job produced the following: average cycle time = 1.5 minutes, performance rating = 1.15.Allowances are 18 percent of the work day (480 minutes).Determine the standard time for this job.

A job had an observed time of 10 minutes, a performance rating of .90, and an allowance factor of 20 percent of job time.Twenty-five cycles were timed.Standard time for the job in minutes is:

What is the estimated proportion of time this worker spends performing activity A?

The quickest, most effective way to improve an employee's job satisfaction is increase his or her compensation.

Work measurement concentrates on how long the tasks take to accomplish.

It would be acceptable to use a group incentive plan for an assembly line operation.

Methods analysis and motion study techniques do not directly consider behavioral aspects of jobs.

Motivation influences quality and productivity, but not the work environment.

One of the potential benefits of "self-directed teams" is higher productivity and greater worker satisfaction.

Work sampling provides a detailed elemental breakdown of a task for purposes of establishing reliable time standards.

The design of work systems involves:

What is the estimated proportion of time this worker spends on activities B and C?

Job design relates to people therefore technology has little impact.

Work sampling can be used to estimate the proportion of time a machine is idle.

One therblig is the equivalent of one hour of sustained work by one average person.

What is the standard time (ST) for this task if the employee worked at a fifty-percent faster pace than is average, and an allowance of ten percent of the workday is used?

Micromotion studies should be limited to periodic activities where breakthrough improvements are possible.

A job has a normal time of 12 minutes, a performance rating of .80, and an allowance factor of 20 percent of job time.The standard time for this job in minutes is: