Table 5.
Item difficulties.
Sample A
Sample B
Sample C
time frame
type of activity
N
item
difficulty
N
item
difficulty
N
item
difficulty
previous 3 weeks
end with low I
55
1.87
25
2.6
5
1.9
end with mod I
55
2.18
26
2.19
58
2.41
end with high I
51
1.31
24
1.75
58
2.21
speed/strength
52
1.25
25
2.4
58
2.69
transport
54
1.87
25
2.24
58
2.6
previous 3 years
end with low I
54
1.98
25
2.44
60
2.33
end with mod I
55
2.00
26
2.46
60
2.47
end with high I
53
1.02
24
1.96
60
2.28
speed/strength
54
1.41
25
2.76
60
3.07
transport
55
2.13
26
2.27
60
2.65
between 40 &
60 years
end with low I
24
1.62
end with mod I
24
1.92
end with high I
23
1.09
speed/strength
23
1.13
transport
22
1.50
between 20 &
40 years
end with low I
49
1.98
24
2.5
25
2.28
end with mod I
49
2.16
25
2.4
25
2.44
end with high I
48
1.12
24
2
25
2.28
speed/strength
49
1.35
24
2.46
25
2.96
transport
49
2.04
24
2.25
25
2.68
youth
end with low I
55
1.96
25
2.44
59
2.49
end with mod I
55
2.24
26
2.31
58
2.41
end with high I
53
1.32
25
2.04
58
2
speed/strength
53
1.72
25
2.68
59
2.78
transport
55
2.20
25
2.44
59
2.63
I: intensity; mod: moderate; end: endurance.