Industrial Engineering and Production Management
The time required to complete a task is established and a bonus is paid to the worker for every hour he saves from the established time required. This type of incentive plan is known as

Rowan Plan
Taylor Differential Piece rate system
Day work plan
Halsey Premium plan

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Industrial Engineering and Production Management
Pessimistic time is

The average time required for a job
The minimum time in which an activity can possibly be accomplished
The most probable time considering all conditions
The maximum time which an activity might require

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

All of these
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

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