Industrial Engineering and Production Management
Pick up the incorrect statement from the following. A critical ratio scheduling

Establishes the relative priorities among various activities on a common basis
All of the these
Adjusts automatically changes in activity progress
Determines the status of each activity

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Industrial Engineering and Production Management
Work sampling is applied for

Estimating the percentage of the time consumed by various job activities
Estimation of the percentage utilization of machine tools
Finding out time standards, specially where the job is not repetitive and where time study by stop watch method is not possible
All of these

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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 maximum time which an activity might require
The most probable time considering all conditions

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