?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=How+many+dimensions+are+needed+to+describe+temperament+in+animals%3A+A+factor+reanalysis+of+two+data+sets&rft.creator=Budaev%2C+Dr.+Sergey&rft.subject=Comparative+Psychology&rft.subject=Animal+Behavior&rft.description=Factor+analysis+has+commonly+been+used+to+infer+the+dimensions+of+animal+temperament.+However%2C+the+results+were+often+complicated+by+large+number+of+broad+and+situation-specific+factors+caused+by+low+psychometric+adequacy+of+the+correlation+matrices%2C+undermining+the+assumptions+of+factor+analysis.+In+this+study+I+reanalyzed+the+data+sets+obtained+by+Royce%2C+Poley+%26+Yeudall+(1973)+and+Gervai+%26+Cs%C3%A1nyi+(1985)+including%2C+however%2C+only+the+variables+with+high+correlations+(multiple+R2%3E0.3)+and+psychometric+adequacies+(Kaiser-Meyer-Olkin+measure%3E0.5).+This+yielded+more+stable+and+simpler+factor+solutions+than+in+the+original+studies.+Specifically%2C+even+though+the+present+reanalysis+cannot+rule+out+the+existence+of+other+temperament+factors%2C+it+indicates+that+two+general+dimensions%2C+Activity-Exploration+and+Fear-Avoidance%2C+are+present+in+such+diverse+species+as+mice+and+the+paradise+fish.&rft.publisher=International+Society+of+Comparative+Psychology&rft.date=1998&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=text%2Fplain&rft.identifier=http%3A%2F%2Fcogprints.org%2F5478%2F1%2Fbudaev-1998-reanalysis.cogprt.utf8.txt&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F5478%2F2%2Fbudaev-1998-reanalysis.cogprt-b.pdf&rft.identifier=++Budaev%2C+Dr.+Sergey++(1998)+How+many+dimensions+are+needed+to+describe+temperament+in+animals%3A+A+factor+reanalysis+of+two+data+sets.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F5478%2F