Focus on qualitative methods. Uses and abuses of the analysis of covariance.
OBJECTIVE: The analysis of covariance (ANCOVA) has two primary purposes: (a) to improve the power of a statistical analysis by reducing error variance, and (b) to statistically 'equate' comparison groups. In this article, we review the merits and demerits of these claims for ANCOVA. We recommend tha...
| Publicado en: | Research in Nursing & Health Vol. 21; no. 6; pp. 557 - 563 |
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| Autores principales: | , |
| Formato: | tables/charts Journal Article |
| Publicado: |
Wiley-Blackwell
1998
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| Acceso en línea: | Ver este registro en EBSCOhost |