The amount of time by which a transit unit (vehicle or train) in service is delayed from its scheduled time. (TRB)
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DELPHI PROCESS (DELPHI METHOD, DELPHI TECHNIQUE)
A method of allowing a group of individuals to deal with a complex problem as a single unit, with the goal of achieving a consensus. A typical Delphi process could involved distributing a questionnaire to participants so that they could…