Scatter number

In REFA methodology, the scatter number z is a measure of the relative percentage scatter of the times determined during a time recording around its mean value.

${\displaystyle z={\frac {Spannweite}{Mittelwert}}*100}$

swell

1. ↑ REFA Association for Work Studies and Business Organization e. V. (Hrsg.): Methodology of the company organization: Lexicon of the company organization. Munich: Hanser, 1993. - ISBN 3-446-17523-7 . P. 174.