1 = tested at RWTH Aachen University
2 = tested at Goethe University Frankfurt

1 = first dual-task then task switching, first digit then letter, even = yn
2 = first dual-task then task switching, first digit then letter, odd = yn
3 = first dual-task then task switching, first letter then digit, even = yn
4 = first dual-task then task switching, first letter then digit, odd = yn
5 = first task switching then dual task, first digit then letter, even = yn
6 = first task switching then dual task, first digit then consonant, odd = yn
7 = first task switching then dual-task, first letter then digit, even = yn
8 = first task switching then dual-task, first letter then digit, odd = yn

0 = female
1 = male

0 = right
1 = left

0 = no
1 = Hauptschulabschluss
2 = Realschulabschluss
3 = abgeschlossene Ausbildung
4 = Fachabitur
5 = Abitur
6 = Bachelor
7 = Master
8 = PhD

0 = Not Selected
1 = Selected