Table 1.

Priors for parameters in Equations 2 and 4 for the single mediator model.

Precision Parametrization	Variance Parametrization
a ~ N(0,.001)	a ~ N(0,1000)
b ~ N(0,.001)	b ~ N(0,1000)
c′ ~ N(0,.001)	c′ ~ N(0,1000)
h ~ N(0,.001)	h ~ N(0,1000)
i2 ~ N(10,.04)	i2 ~ N(10,25)
i3 ~ N(10,.04)	i3 ~ N(10,25)
${\sigma }_2^{-2}~G(.01,.01)$	${\sigma }_2^2~IG(.01,.01)$
${\sigma }_3^{-2}~G(.01,.01)$	${\sigma }_3^2~IG(01,.01)$

Note: Symbols N, G, and IG stand for normal, gamma, and inverse-gamma prior distributions (respectively).