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. Author manuscript; available in PMC: 2010 Jan 4.

Published in final edited form as: J R Stat Soc Ser A Stat Soc. 2008 Jan 1;171(1):179–202. doi: 10.1111/j.1467-985X.2007.00511.x

Table 1.

The Ecological Data

Area	1	2	3	4	5	6	7	8	9	10	11
n_i	4900	4273	3181	2855	5234	4188	4544	5963	4180	6433	4032
${\overset{‒}{y}}_{i}$	41.3	36.3	39.8	39.7	46.8	40.0	45.7	54.6	49.7	42.2	44.3
${\overset{‒}{x}}_{i}$	0.255	0.222	0.291	0.232	0.266	0.229	0.538	0.476	0.308	0.224	0.223