The Standard Deviation of the Duration of the Critical Path

question 30

True/False

The standard deviation of the duration of the critical path is equal to the square root of the sum of the variances of all of the activities on the critical path.

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Definitions:

Sequencer Advances

In automation, a method or instruction that moves the control process to the next step or stage in a predefined sequence.

Sequencer File

A function or structure within automation software that allows for the storage, management, and retrieval of sequences of data or instructions typically used in industrial control systems.

Output Word

An output word is a digital word or signal that is produced by a computer or processor as a result of its processing and sent to output devices or other systems.

SQO Instruction

The Sequencer Output instruction in PLC programming, used for controlling a sequence of outputs based on the current step in a sequence.