An Application of Latent Trait Theory in Understanding Transportation Energy Conservation BehaviorNew York State Department of Transportation, Planning Division, 1986 - Psychological tests - 33 pages |
Common terms and phrases
264 subjects 5.0 LATENT TRAIT action items applies latent trait assigned auto ownership levels bus or subway Cancel a vacation car don't replace car tuned Carpool classical test theory closer to home common factor conditional probability conservation actions conserve gasoline contingency table Department of Transportation describing willingness difficulty parameter eigenvalues energy conservation factor loadings fixed level item characteristic functions item discrimination parameter item parameters item response tendencies item variable latent construct latent continuum latent space latent trait estimates latent trait theory likelihood function Matrices of tetrachoric maximum likelihood estimates Neveu non-work trips normal ogive model observed item score operating characteristic functions parameter normal ogive polychoric position in latent principal factor solution PROB Psychometric questionnaire recreation vehicles relationship between item sample set of items subjects endorsed survey Take bus Take vacation closer test information function tetrachoric correlation coefficients transportation energy planning unidimensional latent vacation trip