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Table 1 Fluid intelligence and content knowledge of the apprentices (with M = Mean; SD = Standard deviation)

From: A multidimensional structure of domain-specific problem-solving competencies of electronics technicians for automation technology

Fluid intelligence

Content knowledge

AT/PLC

EE

BP

M

SD

M

SD

M

SD

M

SD

110.146

14.64

−0.537

0.69

0.110

0.66

0.181

0.88

  1. AT/PLC automation/programmable logic controller, EE electrical engineering, BP basic principles of electro technology