Sentences with phrase «factor analytical studies»

Based on factor analytical studies showing the distinction between internalizing and externalizing problems at early age (Achenbach and Rescorla 2000; Carter et al. 2003), it is often assumed that children with only internalizing problems can be identified.

Not exact matches

In fact, there are a variety of factors at play within the RBC indicators and it would appear nothing definitive can be said of the net bias until an empirical study (comparing various analytical indexes) is performed and published.

As noted above, ethical standards have meant that random assignment to feeding groups is rarely possible, making other methodological and analytical steps necessary to ensure that research outcomes are accurately attributed to the relevant factors under study.7

Eugene Fama was one of Rolf Banz's professors at the University of Chicago; in fact, as a member of Banz's dissertation committee, he was intimately familiar with Banz's research on the small - cap anomaly.3 Fama and Kenneth French included the size premium in their influential three - factor model, an analytical advance that opened the gate for empirical research into studying factors previously unexplained by then - existing theories.

Research also needs to adequately control for covariates that may confound the effects of PAE, such as family processes (eg, problematic parenting or family conflict) and parental characteristics, especially maternal substance use.1, 12 Researchers also need to account for genetic liabilities that are shared by parents and offspring.13, 14 A woman's genetic risk of substance use could be passed down to her children and subsequently affect their behavior.15 Research on the consequences of PAE, therefore, needs studies with large samples, with sufficient statistical power to detect small effects, using analytical methods and designs that can account for potential confounds, including factors that are not measured.