PPI Repository

Sum of the elapsed time for all times that any activity is instantiated again, after its first instantiation, in every case of a group of cases.

Process where measuring the time spent on rework activities is of relevance.

Minimizing the time spent on reworking is desirable.

act
actinst
case
time
type

Formula for practitioners

$\sum _{c \in g} \mathit{RT}(c)$

$\mathit{RT}(c)$ returns the rework time for case $c$.