Table 4.

Decision study modelling changes in reliability co-efficient, relative and absolute standard of errors of measurement when increasing the numbers of tasks

Tasks	Reliability coefficient	Relative SEM	Relative 95% CI	Absolute SEM	Absolute 95% CI
20	0.72	2.00	3.92	2.60	5.09
16	0.67	2.24	4.38	2.91	5.69
12	0.60	2.58	5.06	3.35	6.58
10	0.56	2.83	5.54	3.68	7.20
8	0.50	3.16	6.20	4.11	8.05
6	0.43	3.65	7.16	4.74	9.30
4	0.34	4.47	8.77	5.81	11.39