PPI Repository

Percentage of times that any activity is instantiated again, after it is instantiated a certain number of times, in every case of a group of cases.

Process where rework occurs recurrently.

Minimizing rework is desirable.

act
actinst
case
type

Formula for practitioners

$\frac{\mathit{RewCV}(g, \mathit{val})}{\mathit{I}(g)}$

$\mathit{RewCV}(g, \mathit{val})$ returns the rework count by value $\mathit{val}$ for group $g$.
$\mathit{I}(g)$ returns the total number of activity instances in group $g$.