Industrial Engineering and Production Management
A big advantage of PERT over Gantt charts is that in the former case

Activities and events are clearly shown
Interrelationship among activities is clearly shown
Activity times are clear
Early start and late finish of an activity are clearly marked

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

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

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