. 2015 Jul 9;81(3):650–673. doi: 10.1007/s11336-015-9469-6

Table 4.

Overall estimates of linking parameters and their standard errors.

Method	$\hat{u}$	${\hat{σ}}_{u}$	$\hat{v}$	${\hat{σ}}_{v}$
Precision-weighted average	1.226	0.026	$- 0.684$	0.023
Mean/mean	1.237	0.027	$- 0.706$	0.078
Mean/sigma	1.197	0.118	$- 0.696$	0.084