Before seeing a doctor, a patient waited in the lobby for 25 minutes. The doctor appointment lasted five minutes. The patient's value-added time percentage is 17%.
Value added time means it is the time consumed in the manufacturing of a product that the customers will be willing to pay for. As an example, the usual time considered as value adding is the actual time of manufacturing a product. Waiting time, idle time and the likes are not considered as value adding time.
The value-added percentage shall be calculated as follows:
=Value added time/Total cycle time
=5/(5+25)
=16.67% or 17%
Therefore, the value-added time percentage of the patient is 17% and note that waiting time is not considered as value adding time.
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