TY  - BOOK
AU  - Samsa, Gregory P.
TI  - Resolution of a regression paradox in prestest-posttest designs
KW  - DISE\197O DE INVESTIGACION
KW  - ERROR DE MEDICION
KW  - MARCADORES
KW  - PARADOJA
KW  - PRETESTS POSTTESTS
KW  - REGRESSION (STATISTICS)
N1  - Abril 1993
ER  -