The ith parameter in a general linear model is a partial slope that
represents the expected change in the dependent variable given a unit
change in the ith independent variable, all other independent
variables being held constant.
Quoting Andreas Hahn <[log in to unmask]>:
> Dear SPM-experts!
> I calculated a regression in SPM5.
> The t-maps (spmT-file) look quite nice, but now I would be interested
> about the meaning/interpretation of the parameter estimates (i.e.
> I always thought they represent the effect size - so for my regression
> analysis I hoped to get Pearson's r-value (however, the values are
> beyond 1 so I'm a bit confused...).
> I would be happy about any comments!
> Thanks in advance,