Little’s Law

Use this calculator to compute Lead Time or Items-in-process or Throughput Rate, provided you have data on the other two parameters

Lead Time
Enter the Lead Time (in minutes). Leave it blank if you want to calculate it
Items-in-process
Enter the number of items in process / inventory / work in progress items. Leave it blank if you want to calculate it
Throughput Rate
Enter the Throughput Rate (units per minute). Leave it blank if you want to calculate it
Calculated Lead Time
Calculated Lead Time (in minutes) for the given inventory and throughput rate
Calculated Items In Process
Calculated Items In Process for the given lead time and throughput rate
Calculated Throughput Rate
Calculated Throughput Rate (units per minute) for the given lead time and items-in-process

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