Table 1. Scores across individuals (inter-novice performance).

Scores in all tasks by trainee				Difference between highest and lowest score in a single task
Trainee	Lower limit	Median	Upper limit	Trainee	Lower limit	Median	Upper limit
1	0	32	76	1	35	51	57
2	0	69	70	2	10	18	22
3	0	78	94	3	4	6	61
4	6	64	85	4	21	23	32
5	0	19.5	81	5	0	4	21.5
6	0	72	84	6	6	12	24
7	17	59	90	7	30	46	59
8	11	65	93	8	37	39	65
9	0	34	76	9	8	24	39
10	0	57	86	10	21	28	29
11	0	53.5	75	11	16	47.5	78
12	37	74	88	12	28	36	36
13	0	53	69	13	3	24	42
14	49	77	95	14	30	39	66
15	0	35	73	15	0	21	42
16	0	79	92	16	4	5	6
17	0	62	79
18	0	0	58
P-value		0.1104		P-value		0.3878