Industrial Engineering and Production Management
Pick up the incorrect statement about advantages of work sampling

No time measuring devices are generally needed
Permits a fine breakdown of activities and delays
Simultaneous study of many operators may be made by a single observer
Calculations are easier, method is economical and less time consuming

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Industrial Engineering and Production Management
Work study is mainly aimed at

Establishing the minimum time of completion of a job
Developing the standard method and standard time of a job
Economizing the motions involved on the part of the worker while performing a job
Determining the most efficient method of performing a job

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Industrial Engineering and Production Management
The process capability of a machine is defined as the capability of the machine to

Produces a definite volume of work per minute
Perform definite number of operations
Produce job at a definite spectrum of speed
Holds a definite spectrum of tolerance and surface finish

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