PPI Repository

Rework Percentage

\mathit{RewP}(c)

Dimension:

Quality

Granularity:

Case

Percentage of times that any activity is instantiated again, after its first instantiation, in a case.

Process where rework occurs recurrently.

Minimizing rework is desirable.

MINIMIZE

act
actinst
case
type

$\frac{\mathit{RewC}(c)}{\mathit{I}(c)}$

$\mathit{RewC}(c)$ returns the rework count for case $c$ .
$\mathit{I}(c)$ returns the total number of activity instances in case $c$ .

$\frac{\mathit{RewC}(c)}{\mathit{I}(c)}$

This indicator is implemented in the process_performance_indicators Python library.

process_performance_indicators.indicators.quality.cases.rework_percentage