1984
DOI: 10.1016/0030-5073(84)90003-5
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Some issues associated with the use of moderated regression

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Cited by 192 publications
(104 citation statements)
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“…In the moderated regression, if a significant change in variance explained was observed when the demographic moderator variable (cross-product) was added to the regression model containing the fairness predictors and the demographic variables, then the demographic variable was deemed to have a significant moderating influence on the strength of the relationship between the predictors and the criterion (Cohen and Cohen, 1975;Pedhazur, 1982). Because significant increments in variance explained by cross-product vectors are difficult to interpret as indexes of 'practical importance' (Pedhazur, 1982;Stone and Hollenbeck, 1984), subgroup analysis was also conducted. Separate full and reduced model regression analysis were conducted for subgroups identified as significant moderators.…”
Section: Discussionmentioning
confidence: 99%
“…In the moderated regression, if a significant change in variance explained was observed when the demographic moderator variable (cross-product) was added to the regression model containing the fairness predictors and the demographic variables, then the demographic variable was deemed to have a significant moderating influence on the strength of the relationship between the predictors and the criterion (Cohen and Cohen, 1975;Pedhazur, 1982). Because significant increments in variance explained by cross-product vectors are difficult to interpret as indexes of 'practical importance' (Pedhazur, 1982;Stone and Hollenbeck, 1984), subgroup analysis was also conducted. Separate full and reduced model regression analysis were conducted for subgroups identified as significant moderators.…”
Section: Discussionmentioning
confidence: 99%
“…While the square of the correlation coefficient r 2 XY indicates the percentage of Y variance explained by X variance, the corresponding regression coefficient indicates the expected change in Y for a unit change in X (r XY = b Y X only when σ Y = σ X ). While it has been suggested that testing for interaction in linear regression yields information regarding correlation interactions (Stone and Hollenbeck 1984), this has been clearly shown to be incorrect as the regression interaction tells us nothing regarding whether or not correlations differ across a moderator variable (Arnold 1982(Arnold , 1984. Indeed, Arnold (1982) contains applied examples where an interaction exists for the regression but not the correlation, and vice versa.…”
Section: Remark 6 Correlation Interactions Are Not the Same As Regrementioning
confidence: 99%
“…The most noteworthy effect was that they were larger than at the incumbent level (e.g., average r = .39 vs..19 in Table 4, and .46 vs..25 in Table 5). The (Champoux & Peters, 1980;Peters & Champoux, 1979;Stone & Hollenbeck, 1984;Zedeck, 1971). In this method, the job design scale and preferences/tolerances measure were added first to the equation to predict the outcome composite, then the incremental contribution of the interaction term was tested.…”
Section: Research Questionmentioning
confidence: 99%