a. SingleFamilialCorrelation  
p   .257 .033 .0003 (.190, .320)
π   .371 .079 .0008 (.217, .520)
θ   .026 .024 .0002 (.000, .074)
b. Nocollapsing  
p   .259 .033 .0003 (.200, .329)
π   .372 .079 .0008 (.221, .527)
θ2   .006 .005 .0001 (.000, .010)
θ3   .027 .016 .0002 (.010, .058)
θ4   .029 .018 .0002 (.010, .065)
θ5   .030 .020 .0002 (.010, .069)
θ6   .032 .021 .0002 (.010, .074)
θ7   .034 .023 .0002 (.010, .079)
θ8   .020 .022 .0002 (.000, .065)
θ9   .037 .026 .0002 (.010, .090)
θ10   .028 .027 .0002 (.000, .084)
Note: Crow’s data set has sibship sizes 1 - 10, and there are nine distinct correlation parameters, θk, k=2,...,10; θ1=0. In(c) the parameters θ1, θ8, θ10 are collapsed into θ2,and the parameters θ3,..., θ7, θ9 are collapsed into θ3.
Table 5: Posterior mean (PM), posterior standard deviation (PSD), numerical standard error (NSE) and 95% credible interval for p, Π, θk, k = 2, . . . , 10 for Crow’s data.