Sluis, Justin van der; Praag, Mirjam van; … - Forschungsinstitut zur Zukunft der Arbeit <Bonn> - 2007
knowledge, (4) Paragraph comprehension, (5) Numerical
operations, (6) Coding speed, (7) Auto and shop information, (8 …) Mathematics knowledge,
(9) Mechanical comprehension, and (10) Electronic information. Respondents were of di er-
ent ages and had …