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

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

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Industrial Engineering and Production Management
Value engineering aims at finding out the

Depreciation value of a product
Break-even point when machine requires change
Resale value of a product
Major function of the item and accomplishing the same at least cost without change in quality

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Industrial Engineering and Production Management
Critical Path Net Work helps an engineer

To be cautious for avoiding any delay in the critical activities to avoid delay of the whole project
To concentrate his attention on critical activities
To divert the resources from noncritical advanced activities to critical activities
All of these

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