Fy. Conde et al., Inter-rather reliability of a category system on children's representations of sibling relationships, PSICOTHEMA, 12, 2000, pp. 563-566
This work tests the reliabilty of five category systems used to classify th
e schoolers responses to a five item questionnaire designed to explore chil
dren's representations of sibling relationships. Expert Judges classified c
hildren's responses using the category scales. Results show a stability in
the classification across judges and the Kappa index Cohen (1960)reached va
lues between moderate and good levels.