posted on 2013-02-20, 15:56authored byGillian Ragsdale, Robert A. Foley
**Correlation is significant at the 0.01 level (2-tailed).
*Correlation is significant at the 0.05 level (2-tailed).
'Correlation is significant at the 0.1 level (2-tailed).
For each model, the two categories of sibling pairs are derived from Table 2. In each case, a possible fit (in bold) is indicated by the second correlation being less than the first.